Flat Roofing Process

The basic construction process.

Flat roofing process.

Measure your roof and select an appropriately sized epdm membrane. To build a flat roof you ll want to have a thorough understanding of how the process of constructing the flat roof works and the different methods available. What is the process of building a flat roof. Bur consists of many layers.

That will help you remember certain factors and details to build the best possible flat roof. There are key differences between constructing a flat roof compared to a pitched roof and it s important to understand the basic criteria. Most standard epdm membranes are 1 2 millimetres 0 047 in thick and 15 by 30 metres 49 by 98 ft max. The starting point involves laying roofing joists across the two upright items which in most cases will be the walls of the structure.

Use a measuring tape to measure the length and width of your flat roof. Today s variety of flat or low slope commercial roofing options roof pitches ranging from 12 to 3 12 is no longer simple and has grown considerably in the last 50 years. Built up roofing bur was the most common type of flat roof before modified bitumen and membrane roofing were developed. Of course flat roofs are not flat but have a very slight roof pitch of between 1 4 to 1 2 per foot.