Warm Roof Explained

Warm flat roof construction explained.

Warm roof explained.

Namely the insulation layers. A warm roof building will make the entire structure of the building warm in an attempt to avoid any cold bridging. Installing a warm roof can be extremely straight forward and simple to do. Therefore theres no need for vents in this type of construction.

These roofs keep your home cooler during the hot summer months. The breakdown warm roof vs cold roof. The great thing about a warm roof is that if your. Flat roof construction explained.

A cold flat roof insulation requires more work taking off old boards and replacing them and the roof surface. There are typically two different ways to insulate a roof a warm roof and a cold roof. The thermal efficiency isn t as good as with warm roof. You create a warm roof or a cold roof simply by applying the layers of the roof in a different order.

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. What is a warm roof or a cold roof. This video shows detailed drawings on how a warm flat roof is constructed. With a warm roof the insulation is installed on top of the existing surface rather than in between the rafters.

Warm roofs offer a superior thermal performance and therefore come with a higher cost. In a cold roof the insulation is applied between the rafters but in a warm roof the insulation is applied on top of the existing roof surface. In building construction roof pitch is a numerical measure of the steepness of a roof. Hopefully this video will help explain the difference between a warm flat roof construction and a cold flat roof construction.

Warm roof insulation ensures the entire roof structure is insulated meaning a warm deck roof is more energy efficient than a cold roof. My advice for your flat roof is a grp fiberglass system with a 100mm insulation warm roof. I link to two other videos one on cold flat roof construction and one that s an in depth comparison. Warm roofs will have a thermal insulation layer above the structure with no cold areas for the warm air to condense.