14 15 guardianbuildingsystems.co.uk Transform your home in just a few days... Day 1 Removal of entire existing roof and installation of Guardian structural frame The vital first step is to remove the entire existing roof. Timber packer and structural ringbeam are sealed and secured to the top of the window frames. The aluminium rafters, ridges and wall plates are fitted and the spider arms are secured to the spider bracket. Day 3 Internal fit-out of high performance insulation and plasterboard 3 layers of high performance insulation (between and over rafters, and insulated plasterboard), is installed. Visit www.guardianbuildingsystems.co.uk to watch the video. A total of 160mm insulation is used for outstanding insulating performance. Day 2 External weatherproofing allows earlier internal fit-out Exterior grade plywood is fixed to the rafters. Breathable waterproof membrane is laid over the plywood and secured in place. Chosen tile is added ensuring weathertightness and the gutter and external trim are secured in place. Typical build programme
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