United roofing gator skin synthetic roof underlayment 42 in x 285 8 ft 1 000 sq ft synthetic roof underlayment.
Tar paper roof underlayment.
Some roofers prefer to attach felt underlayment with 1 inch roofing nails or special nails with plastic washers but most codes allow staples which are easier to drive.
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Click to add item 15 asphalt felt 3 x 144 roofing underlayment 432 sq.
Owens corning weatherlock 36 in x 66 7 ft 200 sq ft polypropylene roof underlayment.
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15 roofing paper was the original underlayment for everything.
Fyi 30 roofing paper is too thick to use as an underlayment and is no better.
Compare click to add item 15 asphalt felt 3 x 144 roofing underlayment 432 sq.
Roofing felt also known as tar paper serves as both an extra layer of protection between the shingles and the plywood and as a temporary moisture barrier until all the shingles are in place.
There are better products but hd does not stock them in every store because everyone uses this 15 roofing tar paper.
It was easy to use durable and even had alignment lines to help with the shingle installation.
Synthetic underlayment started gaining popularity in the last decade.
Felt paper also referred to as tar paper was the standard underlayment material in roofing for decades.