Frame the roof one important and perhaps not so obvious fact is that a flat roof is not actually flat.
Installing a warm flat roof.
How to install a warm deck roof duration.
One of the main benefits you will receive from installing a warm flat roof is condensation will not become an issue because of the positioning of the insulation.
Types of flat roof construction warm and cold flat roofs.
The 8 step process for diy installation step 1.
The key to the two different methods is the way in which the insulation is installed.
In a warm roof the insulation is laid on top of a moisture or vapour barrier directly onto the flat roof deck which means that the insulation is continuous.
Warm roof construction is the easiest method and is often cheaper.
Add the plywood once you ve added the framing it s time to add a layer of 5 8 inch plywood sheathing.
In addition you will still need tools such as a measuring tape drill and utility knife along with the following.
At least 100mm of rigid board insulation must be positioned on top of the vapour control layer the vapour control layer stops any moisture within the building contaminating the insulation.
Warm flat roof vapour barrier insulation explained duration.