Celotex Cold Deck Flat Roof Insulation

Usecelotex td4000 to combine high performance thermal insulation with 5 5mm wbp ply for use in flat roof deck applications to minimise insulation thickness and give the following benefits.

Celotex cold deck flat roof insulation.

Here the roof deck is maintained at the same temperature as the internal. Warm deck roof with this type of roof the insulation is placed above the roof deck but below the weatherproofing. Three in one product to provide deck vapour control layer vcl and insulation. Celotex td4000 is purpose designed for use in light traffic flat roof applications.

The minimum fall should be 1 80 to avoid ponding water. A warm flat roof is defined by insulation being installed on top of the roof deck. We know insulation inside and out. Traditionally flat roof constructions fall in to two camps.

In each case the name refers to the position of the insulation in relation to the roof deck. There should be no insulation below the deck and no ventilation is required. A cold flat roof does include insulation typically by way of kingspan or celotex insulation material inserted between joists. Warm deck sandwich or cold deck.

As for insulating below the joists an insulating laminate insulation bonded to plasterboard such as celotex pl4000 or a separate rigid pir insulation board finished with a separate sheet of plasterboard can be securely fixed to the joists to provide an internal finish to the roof. 01473 820850 celotex co uk flat roof insulating deck applications flat roof insulation falls the structure should be designed so that the finished roof has a continuous smooth and even slope towards the rainwater outlet or gutter. Celotex td4000 comprises a polyisocyanurate rigid foam insulation core with a thermal conductivity of 0 022 w mk and low emissivity aluminium foil facings on both sides bonded to a layer of 5 5mm wbp exterior grade plywood. Celotex offer pir thermal insulation boards in various thicknesses for new build and refurbishment applications for both the commercial and domestic sectors.

Flat roofs there are two common forms of construction for flat roofs. Alternatively battens can be secured to the underside of the. For all updates and celotex announcements since june 2017 please see the links below. Warm flat roofs and cold flat roofs.