Roof Felt Paper 15 Vs 30

Felt has a 36 in.

Roof felt paper 15 vs 30.

For many years roofers used asphalt saturated felt under roofing shingles and it was historically available in two standard weights. Good luck on your. Labor is higher for peel and stick. 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.

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. Of coverage for residential and commercial roofing projects. You will need just under 1 2 of a roll.

The best weight for roofing felt is the 30 pound product because it provides thicker and. Asphalt saturated heavy duty roofing felt is available in 15 and 30 pound weights. It s created by saturating paper or fiberglass mat with asphalt. 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.

15 lb felt paper weighed 15 pounds per 100 sq. In roofing and applying felt paper there is always extra left over. 15 is easy to rip underfoot when installing the new roof system and ripped felt paper is useless regardless of weight. In the old days common felt was 15 lb felt and 30 lb felt and a roll of the first held 4 squares and weighed 60 lbs while a roll of the second held 2 squares and weighed 60 lbs.

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. Felt this gardner asphalt 15 432 sq. One roofing square and 30 lb felt paper weighed 30 pounds per square.

Historically roofing felt paper was named for weight. Asked by marlon april 30 2020. Felt roofing underlayment is typically available in two types. 15 pounds per hundred square feet and 30 pounds per hundred square feet.

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. We use the 30 felt paper because i feel it is the best product for your roof. This gardner asphalt 15 432 sq.

No 15 felt and no. Width and a 144 ft. 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.