Roof pitch or slope is measured in a vertical to horizontal ratio.
Building a pitched garage roof.
Attic trusses for a 24 ft wide garage with a steep roof pitch would provide a room about 16 ft.
One thing to remember is that although you call it a flat garage roof it s not entirely flat.
It s not an easy job and requires at least two people but the results are worthwhile and you don t need extensive knowledge of carpentry to do it.
A low pitched roof is anything that is any roof with a pitch of 3 12 or less.
To see how pitch impacts the look of a garage and changes cost click the design center button on our pole barn kits page.
It s important to remember that roof pitch doesn t necessarily have to refer to a gable roof it can also be a lean to saltbox style or another type of roof with a flat surface.
Attic trusses cost about 2 1 2 times what a standard truss costs raising the price on a standard size garage about 1 600.
Roof pitch refers to the amount of rise a roof has compared to the horizontal measurement of the roof called the run.
This guide has been submitted by one of the sites members and so it should help to understand what is involved.
If you have a flat roof on a part of your property they often are susceptible to problems and so it is now common practice to convert a flat roof into a pitched roof.
It does have a slight raise to it to prevent it from pooling water.
Building a flat garage roof requires less covering than that of a pitched roof but you would probably use the same amount of timber if not slightly more.
But that s a bargain considering you ll have a full size room ready to wire insulate and finish.
A flat garage roof isn t the best thing to have on a structure as it s subject to pooling water and snow.
Changing the garage to a pitched roof takes work but brings greater protection as well as more room in the garage.
Determine the pitch you want for your roof.
Garages must be single storey with maximum eaves height of 2 5 metres and maximum overall height of 4 metres for a dual pitched roof or 3 metres for any other sort of roof maximum height of 2 5 metres in the case of a building within 2 metres of a boundary of the curtilage of the main dwelling.
Most gable roofs have a slope between 3 12 in 7 6 30 5 cm vertical rise for every 12 in 30 cm horizontally.