Family owned manufacturing company that produces self adhered roof underlayments self adhered modified bitumen sbs base and cap sheets and felts.
Rolled roofing felt paper.
Good luck on your project.
In roofing and applying felt paper there is always extra left over.
Item 169827 model 5003002.
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Roofing felt also known as tar paper provides a protective underlayment over the roof deck and beneath the shingles.
Item 656632 model 0903000.
Coverage white fiberglass mineral surfaced cap roll roofing.
Tar paper also called roofing felt is used under shingles.
Grace ice water shield 36 in x 75 ft 200 sq ft rubber roof underlayment.
Ft sbs self adhering cap sheet roll for low slope roofing in slate model 3730750 101 02 roll 101 02 roll free delivery.
It also offers fire resistance required for home construction.
The specs on the website say that this will cover 432 sqft.
Roll roofing is different.
A typical roof has three layers a felt layer and two layers of overlapping shingles.
Roofing felt or tar paper is infused with a petroleum based solution to provide an additional layer of roof protection under shingles.
Gaf liberty 3 ft.
Organic roofing felt like you are using does not have any published exposure limit but the rule of thumb is 30 days and it should be completely dry before roofing.
Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.
Your math 10 x20 200 sqft.
Although tar paper has traditionally been the standard undercoating for shingles as of 2010 synthetics are becoming more popular as an underlayment.
You will need just under 1 2 of a roll.