It is thicker and heavier than the alternative 15 so if water ever gets under your shingles it has to work extra hard to get through the felt.
Roof felt paper 15 vs 30.
This 15 felt roof deck protection features quality asphalt saturation for great waterproofing to add an extra layer of protection between your shingles and your roof deck.
30 felt is typically thicker stronger and may be less prone to tearing or ripping off during installation or weather events.
Unrolled length that combine to provide over 430 sq.
We use the 30 felt paper because i feel it is the best product for your roof.
Width and a 144 ft.
No 15 felt and no.
Historically roofing felt paper was named for weight.
Of coverage for residential and commercial roofing projects.
15 pounds per hundred square feet and 30 pounds per hundred square feet.
Asked by marlon april 30 2020.
It s created by saturating paper or fiberglass mat with asphalt.
This gardner asphalt 15 432 sq.
Labor is higher for peel and stick.
For many years roofers used asphalt saturated felt under roofing shingles and it was historically available in two standard weights.
Good luck on your.
As of publication you can purchase a 72 foot roll of 30 pound roofing felt for around 15.
Felt paper is commonly produced with a certain number of recycled products and coated with asphalt.
One roofing square and 30 lb felt paper weighed 30 pounds per square.
As technology has changed and manufacturing has improved these are.
You will need just under 1 2 of a roll.
Felt has a 36 in.
In my opinion felt paper is a vapor barrier plus keeps the oils in the shingles from leaching out and into the wood substrate i e.
In roofing and applying felt paper there is always extra left over.
The best weight for roofing felt is the 30 pound product because it provides thicker and.
15 lb felt paper weighed 15 pounds per 100 sq.
Felt this gardner asphalt 15 432 sq.
Felt roofing underlayment is typically available in two types.
15 is easy to rip underfoot when installing the new roof system and ripped felt paper is useless regardless of weight.
15 came perforated for use as a ply sheet for built up roofing.
A 66 foot roll of synthetic underlayment will set you back about 86.
Plywood or osb roof deck so 15 20 or 30 will work for any shingle roof the type i recommend depends on roof slope.