If this isn t practical then perform the same measurement on the underside of the roof.
Roof picth 2 12.
Resilient asphalt shingles lie much flatter to the substrate than slate tile and concrete which keeps water from being easily blown under them.
2 12 roof pitch angle 9 46 degrees.
What is a 2 12 roof pitch if a roof rises 2 in a length of 12 this is 2 12 roof pitch.
Most roof s have a pitch in the 4 12 to 9 12 range.
We included a roof pitch chart below the 7 12 example image and the calculator below that.
2 12 is very low for composite shingles.
Roof pitch degree table.
They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends.
The table below shows common roof pitches and the equivalent grade degrees and radians for each.
To be honest the shingles and double felt will work about as well as leaving just the plywood to fight the elements.
A pitch of 2 12 is the minimum pitch for shingles made of asphalt so your roof just barely makes the cut off for one of the most popular roofing material options.
What is the minimum slope for an asphalt shingle roof.
Image 1 12 to 12 12 roof pitch 7 12 pitch.
Ice and water shield as an underlayment.
The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles.