15 pounds per hundred square feet and 30 pounds per hundred square feet.
Weight of roll of roofing felt.
For many years roofers used asphalt saturated felt under roofing shingles and it was historically available in two standard weights.
Single coverage thicknesses range from 55 to 90 pounds per square 100 sq.
On the website say that this will cover 432 sqft.
Zinc roofing 1 6 lbm ft2 7 8 kg m2 copper asphalt composite shingle 4 2 lbm ft2 20 5 kg m2 asphalt roll roofing 1 1 lbm ft2 5 4 kg m2 felt tar and gravel roofing 3 ply 4 8 lbm ft2 23 4 kg m2.
Roofing felt is rated based on the weight of a 100 square foot section with 15 and 30 pound felt being the most common.
Your math 10 x20 200 sqft.
Item 656632 model 0903000.
Asphalt saturated material for excellent waterproofing.
Slate roofing 3 16 inch slates.
Roofing felt underlayment asphalt impregnated 30.
0 07 0 13 lbs.
Add an extra layer of protection between your shingles and roof deck with this 30 216 sq.
Ft for single coverage double coverage range from 110 to 140 pounds per square.
7 13 lbs.
30 felt can weigh between 16 and 27 pounds per square.
Roofing felt underlayment asphalt impregnated 15.
Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.
Felt roof deck protection.
Slate roofs national slate.
0 16 0 27 lbs.
16 27 lbs.
0 78 1 32 kg.
This felt will help prevent damage to your roof from wind driven rain and water from other sources.
0 34 0 63 kg.
By shifting the pound symbol 15 felt became 15 felt which may actually weigh 7 5 to 12 5 pounds per square.
Us department of energy.
The 15 pound was for lighter weight projects while the 30 offered more heavy duty protection.
You will need.
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.
Heavy duty felt design lays flat and minimizes wrinkling.