How To Build A Small Pitched Roof

This wall plate will sit on the first skin brick work.

How to build a small pitched roof.

Lay a framing square flat on the board near one end so that the horizontal blade aligns with the bottom edge of the board at 12 inches and the vertical blade is aligned at the roof pitch. I show how i construct it showning in detail how to do the lead flashing. In case you are installing off the side of your wall then you need to bolt the timber in its place keep it firm and by making use of a spirit level you need to ensure that it s levelled. Make sure that this timber has been cut down to the right length.

Subtract the length of the tile that will overhang the roof to allow any off flowing liquid on the roof to flow into the gutter. How to build a pitched roof frame. Next measure the area and make calculations so you know how much of your chosen materials to buy. The result of that calculation is your first fix point where the top of your first batten will sit.

To build a roof start by deciding whether you want to put up a flat or pitched roof on your building. Line up wall plate against existing joists and make a mark on the wall plate in line with the centre of the joists. Now you have to add a beam from the timber on the high side of your sloped roof. If you are building a bigger roof or don t have the luxury of a having a concrete roof as a base then you will need to design your roof to suit your application if you were to just scale up my design it may end up beeing too weak for your application.

This is a small non structural pitched roof. Purchase your materials including prefabricated trusses plywood covering and roof tiles.