Warm Roof Cold Roof

Warm Roof Insulation Explained Using Google Sketchup Animation

Well this video shows warm and cold roof construction and links to a real re-roof we did in Chiswick, we changed the insulation in the flat roof from between the joists (Cold roof construction) to on top of the joist (warm roof construction) at the same time we stop the roof ventilation from flowing into the now “Warm roof ” and placed more ventilation into the existing cold roof areas.