The slope of your roof is vital as a moisture barrier among other things and having a roof that is too flat can potentially cause your shed to cave in.
Minimum roof pitch for lean to.
Lean to shed roofs develop an interesting problem as they get larger.
The recommended minimum roof pitch for shingles is 2 12 or simply two units of vertical rise to every twelve units of horizontal span.
The minimum pitch for metal roof shingles and lapped non soldered panels is 3 12.
If the roof pitch is very steep at all then it will rise to a height that becomes unsightly.
Remember roof pitch isn t just for aesthetics.
Minimum roof pitch for shingles it is important for shingle roofs to function properly and one method of ensuring that this is achieved is to observe the pitch requirements for the shingles.
If you are building a new roof however consider the climate to determine the correct pitch and proper materials.
This will extend the life of your roof.
Some may say it is ugly.
For the most part the minimum pitch for metal roof installations depends on what kind of material you are installing and the method in which the material is being fastened.
Roof pitch calculator is great for calculating the pitch of your shed roof.
The safest way to determine the pitch of an existing roof is to measure from inside your attic using a level tape measure and pencil.