Warm Roof Layers

Ignoring the pavers.

Warm roof layers.

Londonflatroofing roofsurveyor question answered from a comment posted from a youtube viewer. Here are the layers of a roof in order of application bottom to top. I ve had conflicting information from a couple of different roofers on the layers needed for a warm deck roof to be used as a roof terrace. It provides structure by tying the trusses and joists together.

If you are looking at houston roofing contractors to help create layers of protection through a warm roof contact schulte roofing of navasota. 1 oct 2007 messages. Ridge vents are at the top of your roof covered by roofing material but with a gap designed to allow warm moist air to escape from the attic. You can usually see the underside of plywood decking from the attic.

Flashing is made from sheet metal and used to prevent water from penetrating seams where different materials meet on the roof and other parts of your home s exterior. Can i use two layers of rigid insulation in a w. The roof is an unventilated warm roof design finished with a single ply membrane. This keeps the structural decking usually constructed from timber steel or concrete at the same temperature levels as the internal temperature of the building.

In a warm roof construction the principal insulation layer is placed above the structural decking resulting in the structural deck and support structure being at a temperature similar to that of the building interior. In warm roof construction the thermal insulation layer is installed above the structural deck. It is the most acceptable type of construction for domestic possessions and belongings as it avoids the need for aeration of the roof construction. It has transpired that there is no vapour control layer fitted.

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 roofs have an insulation layer above the roof deck this usually keeps the deck warm. Achieving the layers of protection that a warm roof offers is something that should be given careful consideration when it is time to construct a new or replace an old roof. Discussion in roofing and guttering started by i am fubar 23 aug 2013.