In short any roof covering that can make a flat roof waterproof in one layer unlike roofing felt with its 3 layer system for instance.
Roof coverings flat roof types.
The most important thing when choosing a flat roof covering is hiring a qualified installer.
So how do you make sense of all these different types of flat roof coverings and make the best choice.
There are many different types of flat roof coverings here s a breakdown of them there are many different types of flat roof coverings mineral felt torch on felt mastic asphalt grp and fibreglass pvc single ply membrane tpo single ply membrane thermoplastic polyolefin and epdm single ply membrane elastometric membranes.
This material has been used for decades and is often seen on boats.
Making the right choice for the best flat roof covering.
A properly installed rubber roof is excellent at handling all sorts of weather and holds up well to uv rays.
It is then rolled out and can be held down with nails or asphalt cement.
Felt is bonded with asphalt in the factory.
It was first used on flat roofs several decades ago but got an undeserved bad reputation due to poor workmanship and techniques that have now been improved with updated standards.
There will be multiple layers of which the top one is gravel coated so similar to rbm.
Below is a guide to each type of flat roof covering.
One of the oldest types of flat roof.
Pros and cons for flat roof materials all three types of flat roofing cost 250 to 350 per square 100 square feet but prices vary according to region and size of the roof.
So all you need to be able to say to your roof contractor is you want an epdm rubber roof.
Built up roof bur modified bitumen roof mbr and rubber membrane roof epdm.
This can include epdm rubber and fibreglass talked about above but commonly especially in the trade and in this article it refers to pvc tpo tpe and pib.
Of all these membrane types epdm synthetic rubber is the most common single ply membrane roof material in both residential and commercial use.
The main forms of flat roof coverings include rubber pvc modified bitumen and tar and gravel.
Rubber flat roof coverings are also known as epdm ethylene propylene diene monomer these are relatively new flat roof coverings made of synthetic rubber very similar to that of an inner tube.