The story of metal roofing is one of peaks and valleys.
Warm roof cold roof hybrid.
Because the warm roof method makes sure all of the roof structure is insulated it s a more energy efficient option over a cold roof.
The breakdown warm roof vs cold roof a cold flat roof insulation requires more work taking off old boards and replacing them and the roof surface.
A warm deck roof is much easier to install offers great thermal performance but adds height to the flat roof.
Used since as far back as ancient rome metal got a bad rap in the 80s and 90s when it was seen as a cheap tacky material suitable mainly for farms and barns.
Metal roofs are the material of choice these days in stylish warm climate cities like austin and los angeles.
Basically the term cold roof refers to a traditional roof or vented roof while hot roof refers to a roof that is not ventilated and which has foam insulation attached directly to the roof sheathing.
If the basic warm roof construction is followed before extra insulation is installed problems can arise.
The object being to design out the possibility of warm moisture laden air coming into contact with a cold surface and condensing.
This solid tiled and insulated roof is designed to keep you warm in winter and cool in summer for all year round comfort.
A hybrid system comprising 120mm of iko enertherm alu insulation above the roof deck and vcl and 100mm of the same product below will provide a u value of around 0 11 w m k.
In this context the term hybrid flat roof refers to a timber flat roof construction that is insulated both between and over the joists.
Traditionally flat roof constructions fall in to two camps.
The warmroof hybrid is our luxury solid conservatory roof with a perfect combination of light and thermal efficiency.
Cold roof insulation despite its name a cold roof does actually provide some insulation but it is named as such because the insulation is laid between the rafters.
Warm flat roofs and cold flat roofs.
Via turner roofing company.
The thermal efficiency isn t as good as with warm roof insulation.
Warm roof construction requires that the entire roof construction is encapsulated within the insulation envelope of the building to be kept warm.
In each case the name refers to the position of the insulation in relation to the roof deck.