Sizes of joists needed for flat roof construction.
How to frame a flat roof.
You can do this with a foam layer that exactly fits your roof.
So any timber joists that are used need to be strong enough to support this weight.
Framing a flat roof for a carport or other type of freestanding structure is an opportunity for a do it yourself homeowner to apply basic carpentry skills.
Old asbestos roofs are often replaced with flat roofs.
It will be much more difficult to build a round roof onto a square building for instance so allow the shape of the structure to guide you.
The two major categories of roof are flat and pitched and one of the main things that will determine the actual style of roof you need is the shape of the building.
Some roofs actually slope in several directions ensuring optimal water runoff.
As you may imagine there is a fair amount of weight involved here in terms of boards felt etc.
When framing a flat roof you will need to create a slight incline.
Typically four by four posts define the.