The best roofs for a 2 12 pitch roof pitch basics.
Roofing options for 2 12 pitch.
2 5 12 to 19 12 pitches.
18 43 asphalt shingles with special underlayment requirements 2 in 12.
What is the minimum slope for an asphalt shingle roof.
All of these are vertical seam.
So a roof with four inches of rise every 12 inches horizontally run would have a slope of 4 12 sometimes displayed as 4 12.
The picture below shows the pitch of a 7 12 roof slope meaning that for 12 of horizontal measurement roof run the vertical measurement roof rise is 7.
A roof has a low pitch if it slopes anywhere from 2 12 to 4 12 inches meaning that for every foot the roof extends horizontally the level of the roof rises two to four vertical inches.
A 2 12 roof slope means your roof has 2 inches of vertical drop for every 12 inches of horizontal.
Minimum required slope x in 12 minimum required slope degrees asphalt shingles.
You could also opt for a pvc flat roofing membrane.
A pvc roof is a lot more durable and longer lasting that a conventional epdm rubber roofing system.
My only recommendation with metal is that you read and understand the installation instructions before buying any material.
Most architectural dimensional laminate shingles are good down to 2 12 with i ws underlayment per manufacturer s instructions.
In 12 0 25 in 12 1 19 built up roof coal tar pitch.
For a 2 12 pitch some of the snap seam products as well as some of the corrugated products could be used.
They provide excellent weather resistance great value and now more than ever a tremendous range of beautiful designs and color blends.
Roofing material or system.
Slopes above 19 12 are not recommended since tiles on very steep roofs can rattle.
No roof of course should actually be completely flat.
Minimum required roof slope for roofing materials.
This measurement is best done on a bare roof because curled up roofing shingles will impair your measurement.
Metal roof spec s vary wildly from brand to brand and brands vary wildly from region to region.
A pitch of 2 12 is the minimum pitch for shingles made of asphalt so your roof just barely.
The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles.
Asphalt shingles continue to be the most widely installed roof covering option in north america.
Clay or cement tiles can be used on a wide range of roof pitches.
For pitches of 2 5 12 up to 4 12 the roof requires double underlayment.
You could also use a field seamed panel.
So you would need to pick the right option as most regular standing seam metal roofs will require a roof pitch of 2 12 or even 3 12 at a minimum.