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.

Roof felt paper 15 vs 30.

Asked by marlon april 30 2020. Plywood or osb roof deck so 15 20 or 30 will work for any shingle roof the type i recommend depends on roof slope. One roofing square and 30 lb felt paper weighed 30 pounds per square. 15 pounds per hundred square feet and 30 pounds per hundred square feet.

Historically roofing felt paper was named for weight. You will need just under 1 2 of a roll. 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 roofing underlayment is typically available in two types. As of publication you can purchase a 72 foot roll of 30 pound roofing felt for around 15. 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. Of coverage for residential and commercial roofing projects.

No 15 felt and no. 15 came perforated for use as a ply sheet for built up roofing. Good luck on your. As technology has changed and manufacturing has improved these are.

This gardner asphalt 15 432 sq. Width and a 144 ft. A 66 foot roll of synthetic underlayment will set you back about 86. Felt paper is commonly produced with a certain number of recycled products and coated with asphalt.

It s created by saturating paper or fiberglass mat with asphalt. 15 is easy to rip underfoot when installing the new roof system and ripped felt paper is useless regardless of weight. For many years roofers used asphalt saturated felt under roofing shingles and it was historically available in two standard weights. Asphalt saturated heavy duty roofing felt is available in 15 and 30 pound weights.

Felt has a 36 in. We use the 30 felt paper because i feel it is the best product for your roof. 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. Labor is higher for peel and stick.

Felt this gardner asphalt 15 432 sq. In roofing and applying felt paper there is always extra left over. 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.