Vapour Control Layer Warm Flat Roof

The roof is an unventilated warm roof design finished with a single ply membrane.

Vapour control layer warm flat roof.

A warm roof features a structural deck vapour control layer insulation and waterproofing a tried and tested solution that the industry knows works. 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. Warm flat roofs inverted flat roofs green flat roofs. 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.

Be it a cold or warm roof construction the primary function of a vcl is to keep warm moist air from inside the building inside the building. Vapour control layer sarnavap 5000 e sa. Flat roofs are among the simplest construction elements that can feature in a building. Condensation is generated when warm moist air rises and condenses into a liquid on contact with the cooler areas above the insulation.

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. We provide a vapour control layer for flat roof installations as well as heavy duty vapour control layers for a warm flat roof. It s the first line of defence against high vapour pressure air entering the roof structure and causing interstitial condensation.

A vapour control layer or vcl on a warm flat roof sits between the roof decking and the insulation. Vapour control layer sarnavap 2000 e. Sika limited who are we. Including fibreglass roof kits torch on felt and liquid rubber products everything you need for flat roofing is in one place.