A vapour control layer or vcl on a warm flat roof sits between the roof decking and the insulation.
Vapour control layers flat roofs.
Interstitial condensation can happen if warm air from inside th.
Using a vapour control layer to control condensation.
Vapour control layers are positioned to the inside of the insulation in order to minimise the amount of warm moist air entering the.
Iko s vapour control layers are highly durable against water vapour and exhibit excellent mechanical properties.
The notion behind a vapour control layer is to install it on the room.
Bs6229 2003 gives advice on vapour control layers in flat roofs and the control of condensation within the building generally.
Time and time again i see the wrong vaper control layer being used and installed incorrectly.
The answer to keeping timber framed walls and roofs dry is to use a layer to restrict the flow of moisture but not to try and stop it.
What is the difference between a vapour control layer and a breather membrane.
Vapour control layers are normally considered essential under insulation in warm roof constructions to reduce the risk of condensation.