More Picture Of How Do You Construct A Warm Flat Roof HD Image Size. Due to the insulation being over the top of the roof the timber structure beneath is warm which is why the term Warm Roof is formed. A warm flat roof is formed by placing a layer of insulation over the top of the roof structure.
This is placed over the roof joists and a board normally external ply is laid on top. Depending on the building use insulation could be required to construct a warm roof build-up. Underneath the basics flat roofs are usually constructed with a ceiling nailed to joists which support a deck usually wood in residential construction a vapor barrier insulation and a roof board.
The sheets of plywood are fixed to the flat roof joists to make a flat base hence the name flat roof.
Due to the insulation being over the top of the roof the timber structure beneath is warm which is why the term Warm Roof is formed. To put together a warm deck roof its important that the insulation be positioned above the structural deck the layers that make up the ceiling. When timbers are used in flat roofing they obviously need to be waterproofed so boards are normally laid across the joists and then a felt or rubber is used to cover the boards to make them waterproof. Find the full series playlist here.