Warm roof designing buildings wiki share your construction industry knowledge.
Warm deck flat roof definition.
A warm flat roof or a built up roof bur is one where all the insulation is above the joists deck making them part of the warm fabric of the building.
In the case of a flat roof insulation is usually either a rigid board above the deck or a mineral glass wool quilt immediately.
The breakdown warm roof vs cold roof.
The sandwich warm deck roof is the most common type of flat roof.
The recognised flat roof build ups for best design practices are.
Inverted warm deck roof.
This is as opposed to a cold roof in which the insulation is below or within the roof.
In terms of the thermal design of a flat roof what are the options and the best practices of flat roof build ups.
In a warm flat roof construction the insulation is positioned above the structural deck and no ventilation is required.
Basically there are two options to choose from when insulating a flat roof.
This results in the structural deck and its supports being at a temperature closer to that of the building s interior.
A cold flat roof insulation requires more work taking off old boards and replacing them and the roof surface.
The thermal efficiency isn t as good as with warm roof.
This video will demonstrate how to install a cure it grp waterproofing system in a warm roof build up.
Construction studies drawing detail showing how to draw a flat roof warm deck construction detail to a scale of 1 10 with a short introduction highlighting t.
The vapour control layer is above the decking but below the insulation.
On flat roofs a warm roof is one in which the insulation layer is laid on top of roof structure.
The insulation is placed below the waterproof covering and is either mechanically fixed or bitumen bonded on to the top of the deck.
The insulation can be adhered mechanically fixed or loose laid.
The insulation is immediately below the waterproofing layer.
Throughout the course of the year the roof deck and all below it is kept at a temperature close to that of the inside of the building therefore the roof structure is protected from extremes of hot and cold lessening the.
Types of warm deck roof.
Warm roof insulation ensures the entire roof structure is insulated meaning a warm deck roof is more energy efficient than a cold roof.
When we talk about a warm roof vs a cold roof what we re really talking about is the insulation of the flat roof.
A flat roof is a roof which is almost level in contrast to the many types of sloped roofs the slope of a roof is properly known as its pitch and flat roofs have up to approximately 10.
