The insulation can be adhered mechanically fixed or loose laid.
Warm concrete roof.
In warm roof construction the thermal insulation layer is installed above the structural deck.
You can either use removable concrete forms or forms that are made of concrete and insulate the house.
The concrete deck can offer greater speed of roof construction which is an important consideration on many larger commercial projects.
The vapour control layer is above the decking but below the insulation.
In america modern concrete homes are becoming very very popular.
A concrete roof is exactly what it sounds like.
Warm roof insulation ensures the entire roof structure is insulated meaning a warm deck roof is more energy efficient than a cold roof.
From this same 2008 issue of chemistry world magazine we learned that over two billion tons of concrete are produced every year.
The thermal efficiency isn t as good as with warm roof.
The insulation is immediately below the waterproofing layer.
A cold flat roof insulation requires more work taking off old boards and replacing them and the roof surface.
Exact specifications vary but most concrete roofs are several inches thick.
To insulate a flat roof with a concrete deck we recommend a warm deck construction method where the vapour control layer is sandwiched between the concrete deck and a layer of rigid pir insulation boards.
This video will demonstrate how to install a cure it grp waterproofing system in a warm roof build up.
The breakdown warm roof vs cold roof.
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 this issue the investigations team explains how inverted roofs work outlines their benefits warns of a possible cause of problems and describes an unusual investigation.
For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers.
They can be built up from profiled metal decks as the insulation selected would provide enough rigidity to span the open sections of such decks.
Warm roof build ups can be installed on most modern construction material types such as concrete timber and timber based sheets.
This keeps the structural decking usually constructed from timber steel or concrete at the same temperature levels as the internal temperature of the building.
There are two ways to make a framework for a flat concrete roof.
Inverted roofs have their waterproofing layer beneath the insulation instead of above it as in other forms of roofing.