{"id":746,"date":"2023-10-19T15:49:28","date_gmt":"2023-10-19T13:49:28","guid":{"rendered":"https:\/\/www.fixolite.eu\/?page_id=746"},"modified":"2025-10-10T16:24:39","modified_gmt":"2025-10-10T14:24:39","slug":"mise-en-oeuvre-des-coffres","status":"publish","type":"page","link":"https:\/\/fixolite.eu\/en\/roller-shutter-tunnel-boxes\/installing-the-enclosures\/","title":{"rendered":"Installation guide"},"content":{"rendered":"<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>The installation of the boxes is as mentioned in the technical notices (ATec) registered by Fixolite with the <strong>CSTB<\/strong>.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-a89b3969 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-outline is-style-outline--1\"><a class=\"wp-block-button__link has-text-align-center wp-element-button\" href=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/CSTB-ATec-16-11-634-v5-FIXOLITE-VR.pdf\">ATec lintel boxes \u2192<\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--2\"><a class=\"wp-block-button__link wp-element-button\" href=\"\/wp-content\/uploads\/2023\/11\/CSTB-ATec-16-23-796-V1-COFFRES-DEMI-LINTEAUX-FIXOLITE-.pdf\">ATec half-lintel boxes \u2192<\/a><\/div>\n<\/div>\n<\/blockquote>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\">\n<figure class=\"wp-block-image size-large is-resized\"><img data-dominant-color=\"efefef\" data-has-transparency=\"false\" loading=\"lazy\" decoding=\"async\" width=\"395\" height=\"1024\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/coffre-coupe-au-crayon-395x1024.avif\" alt=\"\" class=\"wp-image-2633 not-transparent\" style=\"--dominant-color: #efefef; width:190px\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/coffre-coupe-au-crayon-395x1024.avif 395w, https:\/\/fixolite.eu\/wp-content\/uploads\/coffre-coupe-au-crayon-116x300.avif 116w, https:\/\/fixolite.eu\/wp-content\/uploads\/coffre-coupe-au-crayon-592x1536.avif 592w, https:\/\/fixolite.eu\/wp-content\/uploads\/coffre-coupe-au-crayon-5x12.avif 5w, https:\/\/fixolite.eu\/wp-content\/uploads\/coffre-coupe-au-crayon.avif 672w\" sizes=\"auto, (max-width: 395px) 100vw, 395px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:75%\"><h4 class=\"simpletoc-title\">Table of Contents<\/h4>\n<style>html { scroll-behavior: smooth; }<\/style><ul class=\"simpletoc-list\">\n<li><a href=\"#preparation\">Preparing the boxes<\/a>\n\n<\/li>\n<li><a href=\"#mode\">Installation method<\/a>\n\n\n<ul><li>\n<a href=\"#pose-en-cours-de-gros-oeuvre\">Installation during structural work<\/a>\n\n\n<ul><li>\n<a href=\"#iti-vs-ite\">ITI vs ITE<\/a>\n\n<\/li>\n<li><a href=\"#alignement-du-coffre\">Trunk alignment<\/a>\n\n<\/li>\n<li><a href=\"#etaiement-avant-coffrage-et-coulage-du-linteau\">Shoring before formwork and lintel pouring<\/a>\n\n<\/li>\n<li><a href=\"#coffre-demilinteau-pour-blocbaie\">Half-lintel case for bay window<\/a>\n\n<\/li>\n<li><a href=\"#liaison-coffres-maconnerie\">Joining boxes to masonry<\/a>\n\n\n<ul><li>\n<a href=\"#coffres-renforces\">Reinforced boxes<\/a>\n\n<\/li>\n<li><a href=\"#coffres-non-renforces\">Non-reinforced boxes<\/a>\n\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<li><a href=\"#pose-sous-dalle-renovation\">Under-slab installation \/ renovation<\/a>\n\n<\/li>\n<li><a href=\"#traitement-parasismique\">Earthquake-resistant treatment<\/a>\n\n<\/li>\n<\/ul>\n<li><a href=\"#revetement\">Exterior cladding<\/a>\n\n<\/li>\n<li><a href=\"#menuiserie\">Connecting joinery&nbsp;<\/a>\n<\/li><\/ul><\/div>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"preparation\">Preparing the boxes<\/h2>\n\n\n<p>The box must be installed on a sufficiently rigid window. <\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>The box must be installed on a window where the top rail of the frame associated with the box has a deflection of less than 1\/150th of the span under the site pressure P1 as defined in document FD P 20-201, without exceeding 15 mm under 800 Pa. <\/p>\n<\/blockquote>\n\n\n\n<p>It is assumed that the box does not contribute to the rigidity of the joinery, and that only the frame takes up the wind loads at the top of the joinery.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>It is necessary to use the reinforced boxes as soon as the opening exceeds a width of 1.6 m. For reinforced boxes, the width of the opening must be a maximum of 4.5 m.<\/p>\n\n\n\n<p>The joinery closing the box must be designed to allow access to the roller shutter mechanisms and removal of the roller.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>Normally, the boxes are delivered to length and fitted with side cheeks. The box is twice as long as the heel of the side panels - i.e. 190 mm (2 x 95) or 130 mm (2 x 65) depending on the type of side panel - as the width of the finished opening (with finishing plaster).<\/p>\n\n\n\n<p>Once the box has been cut to size, the assembler mounts the cheeks on the ends of the box:<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-tertiary-background-color has-background\" style=\"padding-top:var(--wp--preset--spacing--xx-small);padding-right:var(--wp--preset--spacing--xx-small);padding-bottom:var(--wp--preset--spacing--xx-small);padding-left:var(--wp--preset--spacing--xx-small)\">1. Spread the wings of the boot apart using a spacer.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"907\" height=\"1024\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-2-907x1024.jpg\" alt=\"\" class=\"wp-image-1251\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-2-907x1024.jpg 907w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-2-266x300.jpg 266w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-2-768x867.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-2-11x12.jpg 11w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-2.jpg 904w\" sizes=\"auto, (max-width: 907px) 100vw, 907px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-tertiary-background-color has-background\" style=\"padding-top:var(--wp--preset--spacing--xx-small);padding-right:var(--wp--preset--spacing--xx-small);padding-bottom:var(--wp--preset--spacing--xx-small);padding-left:var(--wp--preset--spacing--xx-small)\">2. Integrate the cheek into the box to compress the joint<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"818\" height=\"683\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-1.jpg\" alt=\"\" class=\"wp-image-1250\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-1.jpg 818w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-1-300x250.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-1-768x641.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-1-14x12.jpg 14w\" sizes=\"auto, (max-width: 818px) 100vw, 818px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-tertiary-background-color has-background\" style=\"padding-top:var(--wp--preset--spacing--xx-small);padding-right:var(--wp--preset--spacing--xx-small);padding-bottom:var(--wp--preset--spacing--xx-small);padding-left:var(--wp--preset--spacing--xx-small)\">3. Remove the spacer and tighten the walls so that the cheek can be clipped into the inner and outer profiles.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"705\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-3-1024x705.jpg\" alt=\"\" class=\"wp-image-1249\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-3-1024x705.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-3-300x206.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-3-768x529.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-3-18x12.jpg 18w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-assemblable-joue-3.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>For the <strong>Venetian Blind boxes<\/strong>, once the box has been cut to length, the polystyrene sides are fixed with silicone adhesive or single-component polyurethane adhesive. <\/p>\n\n\n\n<p>The cement mortar on which the casing is laid provides a watertight seal under the cheek. A support bracket is screwed into the profile every 70 cm with 2 screws 30 mm apart.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"959\" height=\"1024\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-BSO-2D-avec-cotes-avec-store-959x1024.png\" alt=\"\" class=\"wp-image-697\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-BSO-2D-avec-cotes-avec-store-959x1024.png 959w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-BSO-2D-avec-cotes-avec-store-281x300.png 281w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-BSO-2D-avec-cotes-avec-store-768x820.png 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-BSO-2D-avec-cotes-avec-store-1438x1536.png 1438w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-BSO-2D-avec-cotes-avec-store-11x12.png 11w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-BSO-2D-avec-cotes-avec-store.png 1683w\" sizes=\"auto, (max-width: 959px) 100vw, 959px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>At this stage of production, the box can be delivered to the building site.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"mode\">Installation method<\/h2>\n\n\n<p>Once the jambs have been assembled to the required level, the mason prepares the base of the casing with a bed of mortar. If necessary, in the case of thick insulation, additional insulation is glued to the face of the casing using polystyrene adhesive.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"pose-en-cours-de-gros-oeuvre\">Installation during structural work<\/h3>\n\n<h4 class=\"wp-block-heading\" id=\"iti-vs-ite\">ITI vs ITE<\/h4>\n\n\n<p class=\"has-tertiary-background-color has-background\" style=\"padding-top:var(--wp--preset--spacing--xx-small);padding-right:var(--wp--preset--spacing--xx-small);padding-bottom:var(--wp--preset--spacing--xx-small);padding-left:var(--wp--preset--spacing--xx-small)\">For the <strong>interior insulation (ITI)<\/strong>The outer flange of the box will be aligned with the outer wall:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"885\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-interieure-ITI-1024x885.jpg\" alt=\"\" class=\"wp-image-1239\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-interieure-ITI-1024x885.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-interieure-ITI-300x259.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-interieure-ITI-768x664.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-interieure-ITI-1536x1327.jpg 1536w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-interieure-ITI-14x12.jpg 14w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-interieure-ITI.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"596\" height=\"900\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-tunnel-iti-1.jpg\" alt=\"\" class=\"wp-image-1257\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-tunnel-iti-1.jpg 596w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-tunnel-iti-1-199x300.jpg 199w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-tunnel-iti-1-8x12.jpg 8w\" sizes=\"auto, (max-width: 596px) 100vw, 596px\" \/><figcaption class=\"wp-element-caption\">Tunnel box with roller shutter and ITI<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-iti-1-683x1024.jpg\" alt=\"\" class=\"wp-image-1258\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-iti-1-683x1024.jpg 683w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-iti-1-200x300.jpg 200w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-iti-1-768x1152.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-iti-1-8x12.jpg 8w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-iti-1.jpg 680w\" sizes=\"auto, (max-width: 683px) 100vw, 683px\" \/><figcaption class=\"wp-element-caption\">Half-lintel box with bay window and ITI<\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-tertiary-background-color has-background\" style=\"padding-top:var(--wp--preset--spacing--xx-small);padding-right:var(--wp--preset--spacing--xx-small);padding-bottom:var(--wp--preset--spacing--xx-small);padding-left:var(--wp--preset--spacing--xx-small)\">For the <strong>External insulation (ITE)<\/strong>The inner flange of the box is aligned with the inner wall:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"885\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-exterieure-ITE-1024x885.jpg\" alt=\"\" class=\"wp-image-1238\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-exterieure-ITE-1024x885.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-exterieure-ITE-300x259.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-exterieure-ITE-768x664.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-exterieure-ITE-1536x1327.jpg 1536w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-exterieure-ITE-14x12.jpg 14w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-isolation-exterieure-ITE.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n<h4 class=\"wp-block-heading\" id=\"alignement-du-coffre\">Trunk alignment<\/h4>\n\n\n<ul class=\"wp-block-list\">\n<li>Whichever method is used, the sides of the box must be braced and held in alignment by nails or battens during installation.<\/li>\n\n\n\n<li>The boxes must be level and plumb.<\/li>\n\n\n\n<li>The shell is secured to the structure by filling the recesses when the lintel and\/or floor are poured. To fill the recesses properly, the concrete must be fine-grained (&lt; 10 mm).<\/li>\n\n\n\n<li>The end cheeks that transmit the roller shutter loads to the shell must rest on hard, flat surfaces that are perfectly level.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"899\" height=\"1024\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-joue-et-talon-899x1024.jpg\" alt=\"\" class=\"wp-image-1222\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-joue-et-talon-899x1024.jpg 899w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-joue-et-talon-263x300.jpg 263w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-joue-et-talon-768x875.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-joue-et-talon-11x12.jpg 11w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-joue-et-talon.jpg 895w\" sizes=\"auto, (max-width: 899px) 100vw, 899px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<ul class=\"wp-block-list has-tertiary-background-color has-background\">\n<li>The edge of the heel of the cheek must be aligned with the finishing plaster (the length of the box must take account of the heel of the cheeks and the finishing plaster).<\/li>\n\n\n\n<li>A gap of 5 to 15 mm must be left between the box and the frame of the joinery.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n<h4 class=\"wp-block-heading\" id=\"etaiement-avant-coffrage-et-coulage-du-linteau\">Shoring before formwork and lintel pouring<\/h4>\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"666\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint-1024x666.jpg\" alt=\"\" class=\"wp-image-1219\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint-1024x666.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint-300x195.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint-768x500.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint-1536x1000.jpg 1536w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint-18x12.jpg 18w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:30%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"476\" height=\"1115\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint-2.png\" alt=\"\" class=\"wp-image-1218\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint-2.png 476w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint-2-128x300.png 128w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint-2-437x1024.png 437w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-etais-et-serres-joint-2-5x12.png 5w\" sizes=\"auto, (max-width: 476px) 100vw, 476px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:70%\">\n<p>Two battens are positioned under the box and held in place by two clamps. Crosspieces are positioned on these battens with a maximum centre-to-centre distance of 60 cm. One crossbar is positioned close to the cheek to avoid stressing the cheek.<\/p>\n\n\n\n<p>The shoring is then done under the bastaings every 60 cm.<\/p>\n\n\n\n<p>The lintel formwork is in place and the props can be removed 28 days after the concrete has been poured.<\/p>\n<\/div>\n<\/div>\n\n\n<h4 class=\"wp-block-heading\" id=\"coffre-demilinteau-pour-blocbaie\">Half-lintel case for bay window<\/h4>\n\n\n<p>For the <strong>half-lintel boxes under 1.60 m <\/strong>of bay width, a 8 cm wide x 4 cm high stringer is positioned under the upper horizontal part of the half-lintel box and supported by props 60 cm apart.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"658\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-1024x658.jpg\" alt=\"\" class=\"wp-image-1312\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-1024x658.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-300x193.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-768x494.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-18x12.jpg 18w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>For the <strong>half-lintel boxes over 1.60 m <\/strong>bay width :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Two support stringers are clamped to each side of the wall and supported by props 60 cm apart. <\/li>\n\n\n\n<li>Support battens are placed perpendicularly on the longitudinal members every 60 cm. <\/li>\n\n\n\n<li>A wooden strip with a cross-section of 6 x 6 cm is fixed vertically to the latter. <\/li>\n\n\n\n<li>A side rail 8 cm wide x 4 cm high is positioned under the upper horizontal part of the box and supported by battens 60 cm apart.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"597\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-et-longerons-1024x597.jpg\" alt=\"\" class=\"wp-image-1313\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-et-longerons-1024x597.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-et-longerons-300x175.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-et-longerons-768x448.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-et-longerons-1536x896.jpg 1536w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-et-longerons-18x10.jpg 18w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-demi-linteau-etais-et-longerons.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n<h4 class=\"wp-block-heading\" id=\"liaison-coffres-maconnerie\">Joining boxes to masonry<\/h4>\n\n<h5 class=\"wp-block-heading\" id=\"coffres-renforces\">Reinforced boxes<\/h5>\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-renforts-apparent-1024x768.jpg\" alt=\"\" class=\"wp-image-975\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-renforts-apparent-1024x768.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-renforts-apparent-300x225.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-renforts-apparent-768x576.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-renforts-apparent-1536x1152.jpg 1536w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-renforts-apparent-2048x1536.jpg 2048w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-renforts-apparent-16x12.jpg 16w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/10\/coffre-renforts-apparent-scaled.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>For the <strong>reinforced boxes<\/strong> (panel &gt; 1.6m), the reinforcement brackets are positioned in the mould before the polystyrene is injected. The brackets are exposed at the top so that they can be connected to the wall ties. The connection between the reinforcement and the wall ties is made by a tie (galvanised wire with a minimum diameter of 2.5 mm). A minimum of two ties must connect each of the angle brackets.<\/p>\n<\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1020\" height=\"596\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/coffre-renforce-mise-en-oeuvre-ligature.jpg\" alt=\"\" class=\"wp-image-2102\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/coffre-renforce-mise-en-oeuvre-ligature.jpg 1020w, https:\/\/fixolite.eu\/wp-content\/uploads\/coffre-renforce-mise-en-oeuvre-ligature-300x175.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/coffre-renforce-mise-en-oeuvre-ligature-768x449.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/coffre-renforce-mise-en-oeuvre-ligature-18x12.jpg 18w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/><\/figure>\n\n\n<h5 class=\"wp-block-heading\" id=\"coffres-non-renforces\">Non-reinforced boxes<\/h5>\n\n\n<p>For the <strong>non-reinforced boxes<\/strong>The connection is made when the concrete is poured into the recesses at the top of the box. It is also possible to attach the reinforcing mesh to the wall ties by digging slightly into the polystyrene.<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"pose-sous-dalle-renovation\">Under-slab installation \/ renovation<\/h3>\n\n\n<p>This type of installation is mainly used when the shell of the building is constructed using industrialised techniques, or in the case of renovation work.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"689\" height=\"942\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-sous-dalle-avec-etais-et-serres-joint.jpg\" alt=\"\" class=\"wp-image-1223\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-sous-dalle-avec-etais-et-serres-joint.jpg 689w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-sous-dalle-avec-etais-et-serres-joint-219x300.jpg 219w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-sous-dalle-avec-etais-et-serres-joint-9x12.jpg 9w\" sizes=\"auto, (max-width: 689px) 100vw, 689px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>The caisson is fixed to the concrete by means of 8 mm galvanised lag bolts - with 50 mm washers - (standard NFA 91-121), positioned at the bottom of the shell, spaced out every 60 to 80 cm and screwed into dowels placed in the concrete. <\/p>\n\n\n\n<p>A bonding product, applied beforehand to the top of the casing, completes the fixing and ensures a watertight seal with the shell. This product (adhesive mortar) is chosen from those used in external insulation systems (polystyrene\/concrete) which have a valid Technical Approval.<\/p>\n<\/div>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"traitement-parasismique\">Earthquake-resistant treatment<\/h3>\n\n\n<p>In accordance with current regulations, it is possible to reinforce openings fitted with lintel boxes. The diameters, number and locations of the reinforcing bars will be defined by a concrete study.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"revetement\">Exterior cladding<\/h2>\n\n\n<p>In the case of internal thermal insulation (ITI), the outer flange of the casing is systematically covered with a continuous layer of 3 to 5 mm thick gobetis mortar. To do this, the casing must be set back 3 to 5 mm from the outside wall.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"688\" height=\"1024\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-grugage-rail-688x1024.jpg\" alt=\"\" class=\"wp-image-1220\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-grugage-rail-688x1024.jpg 688w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-grugage-rail-201x300.jpg 201w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-grugage-rail-768x1144.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-grugage-rail-8x12.jpg 8w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-grugage-rail.jpg 685w\" sizes=\"auto, (max-width: 688px) 100vw, 688px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<p>For polystyrene-finished boxes, apply a primer beforehand.<\/p>\n\n\n\n<p>Coatings are applied to a dry substrate. In the case of facing bricks, do not exceed a total weight of 30 kg\/m\u00b2.<\/p>\n\n\n\n<p>It is advisable to check beforehand that the faces of the aluminium profile have been notched in line with the jambs (applies to the external side for installation with internal insulation).<\/p>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>These renderings must incorporate a fibreglass reinforcing mesh (or one with anti-corrosion treatment) that complies with standard NF DTU 26.1. This reinforcement must not be applied to the substrate, but must be incorporated into the rendering and must cover the entire casing, extending at least 15 cm beyond the masonry.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"612\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-treillis-1024x612.jpg\" alt=\"\" class=\"wp-image-1240\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-treillis-1024x612.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-treillis-300x179.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-treillis-768x459.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-treillis-1536x917.jpg 1536w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-treillis-2048x1223.jpg 2048w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-treillis-18x12.jpg 18w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-treillis-scaled.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p>A corner reinforcement strip measuring at least 50 x 30 cm is positioned diagonally at each end of the box.<\/p>\n<\/div>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"menuiserie\">Connecting joinery <\/h2>\n\n\n<p>Here are some examples of connections to the frame. <\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"501\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-8H-avec-joint-et-corniere-1024x501.jpg\" alt=\"\" class=\"wp-image-1236\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-8H-avec-joint-et-corniere-1024x501.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-8H-avec-joint-et-corniere-300x147.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-8H-avec-joint-et-corniere-768x376.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-8H-avec-joint-et-corniere-18x9.jpg 18w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-8H-avec-joint-et-corniere.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column has-tertiary-background-color has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--x-small);padding-right:var(--wp--preset--spacing--x-small);padding-bottom:var(--wp--preset--spacing--x-small);padding-left:var(--wp--preset--spacing--x-small);flex-basis:33.33%\">\n<p><strong>8H rail<\/strong><\/p>\n\n\n\n<p style=\"padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">Fixed with PVC angle and screws. A foam or EPDM seal can be fitted under the rail.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"586\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-28FR-avec-corniere-1024x586.jpg\" alt=\"\" class=\"wp-image-1237\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-28FR-avec-corniere-1024x586.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-28FR-avec-corniere-300x172.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-28FR-avec-corniere-768x440.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-28FR-avec-corniere-18x10.jpg 18w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-du-28FR-avec-corniere.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column has-tertiary-background-color has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--x-small);padding-right:var(--wp--preset--spacing--x-small);padding-bottom:var(--wp--preset--spacing--x-small);padding-left:var(--wp--preset--spacing--x-small);flex-basis:33.33%\">\n<p><strong>8R rail<\/strong><\/p>\n\n\n\n<p>Fixed with PVC angle and screws. A foam or EPDM seal can be fitted under the rail.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"394\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-avec-joint-J8-et-equerres-1024x394.jpg\" alt=\"\" class=\"wp-image-1235\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-avec-joint-J8-et-equerres-1024x394.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-avec-joint-J8-et-equerres-300x116.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-avec-joint-J8-et-equerres-768x296.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-avec-joint-J8-et-equerres-1536x592.jpg 1536w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-avec-joint-J8-et-equerres-18x7.jpg 18w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-fixation-au-dormant-avec-joint-J8-et-equerres.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column has-tertiary-background-color has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:var(--wp--preset--spacing--x-small);padding-right:var(--wp--preset--spacing--x-small);padding-bottom:var(--wp--preset--spacing--x-small);padding-left:var(--wp--preset--spacing--x-small);flex-basis:33.33%\">\n<p><strong>8E rail<\/strong><\/p>\n\n\n\n<p>Fixed with J8 seal (external winding), brackets and screws.<\/p>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>For reinforced boxes, a connecting bracket is positioned with a maximum centre-to-centre distance of 40 cm :<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"219\" src=\"https:\/\/www.fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-renforce-fixation-au-dormant-avec-corniere-et-pattes-de-liaison-1024x219.jpg\" alt=\"\" class=\"wp-image-1215\" srcset=\"https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-renforce-fixation-au-dormant-avec-corniere-et-pattes-de-liaison-1024x219.jpg 1024w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-renforce-fixation-au-dormant-avec-corniere-et-pattes-de-liaison-300x64.jpg 300w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-renforce-fixation-au-dormant-avec-corniere-et-pattes-de-liaison-768x164.jpg 768w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-renforce-fixation-au-dormant-avec-corniere-et-pattes-de-liaison-1536x328.jpg 1536w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-renforce-fixation-au-dormant-avec-corniere-et-pattes-de-liaison-2048x438.jpg 2048w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-renforce-fixation-au-dormant-avec-corniere-et-pattes-de-liaison-18x4.jpg 18w, https:\/\/fixolite.eu\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-renforce-fixation-au-dormant-avec-corniere-et-pattes-de-liaison.jpg 1020w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><a id=\"_msocom_1\"><\/a><\/p>\n\n\n\n<p><a id=\"_msocom_1\"><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Preparing the boxes The box must be installed on a sufficiently rigid window. The box must be installed on a window where the top rail of the frame associated with the box has a deflection of less than 1\/150th of the span under the site pressure P1 as defined in document [...].<\/p>","protected":false},"author":1,"featured_media":1231,"parent":721,"menu_order":9,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-746","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.3 (Yoast SEO v24.9) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Mise en \u0153uvre des coffres - FIXOLITE<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/fixolite.fr\/en\/roller-shutter-tunnel-boxes\/installing-the-enclosures\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Mise en \u0153uvre des coffres\" \/>\n<meta property=\"og:description\" content=\"Pr\u00e9paration des coffres Le coffre doit \u00eatre mis en place sur une fen\u00eatre suffisamment rigide. Le coffre doit \u00eatre mis en place sur une fen\u00eatre dont la traverse haute du dormant associ\u00e9 au coffre pr\u00e9sente une fl\u00e8che inf\u00e9rieure au 1\/150\u00e8me de la port\u00e9e sous la pression P1 du site telle que d\u00e9finie dans le document [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"http:\/\/fixolite.fr\/en\/roller-shutter-tunnel-boxes\/installing-the-enclosures\/\" \/>\n<meta property=\"og:site_name\" content=\"FIXOLITE\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-10T14:24:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/fixolite.fr\/wp-content\/uploads\/2023\/11\/coffre-mise-en-oeuvre-serre-joint-etais-2.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1020\" \/>\n\t<meta property=\"og:image:height\" content=\"768\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"12 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"http:\/\/fixolite.fr\/en\/roller-shutter-tunnel-boxes\/installing-the-enclosures\/\",\"url\":\"http:\/\/fixolite.fr\/en\/roller-shutter-tunnel-boxes\/installing-the-enclosures\/\",\"name\":\"Mise en \u0153uvre des coffres - 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