Vapour Control Layer Warm Flat Roof

Including fibreglass roof kits torch on felt and liquid rubber products everything you need for flat roofing is in one place.

Vapour control layer warm flat roof.

Sika limited who are we. A warm roof features a structural deck vapour control layer insulation and waterproofing a tried and tested solution that the industry knows works. Warm flat roofs inverted flat roofs green flat roofs. The architect plans stated requirement for a vapour control layer below the insulation or a 3 in 1 insulation board including vapour control layer and an additional foil backed plasterboard.

A vapour control layer or vcl on a warm flat roof sits between the roof decking and the insulation. It s the first line of defence against high vapour pressure air entering the roof structure and causing interstitial condensation. A vapour control layer is designed to catch this vapour preventing it from condensing on the insulation or elsewhere in the loft space or attic. The notion behind a vapour control layer is to install it on the room side of the insulation so it stops the passage of warm moist air entering the structure.

A vapour control layer helps you shield your building from the consequences of condensation. Flat roofs are among the simplest construction elements that can feature in a building. Vapour control layer sarnavap 2000 e. Condensation is generated when warm moist air rises and condenses into a liquid on contact with the cooler areas above the insulation.

It has transpired that there is no vapour control layer fitted. Published on may 13 2013 the buildup of a warm flat roof starts with a good vapour barrier followed by insulation then more decking or just the roofing materials depends on if you want the roof. Vapour control layers at roofing superstore our choice of flat roof materials includes everything you need to create a long lasting weather proof flat roof that performs and looks good too. The roof is an unventilated warm roof design finished with a single ply membrane.