The 15 pound was for lighter weight projects while the 30 offered more heavy duty protection.
15 lb roofing felt roll.
Look for a low cost shingle roof material.
Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.
Width and a 144 ft.
Roofing felt is rated based on the weight of a 100 square foot section with 15 and 30 pound felt being the most common.
Felt paper is commonly produced with a certain number of recycled products and coated with asphalt.
The difference between 15 lb and 30 lb roofing felt paper.
Item 10306 model fgur35.
15 lb felt paper weighed 15 pounds per 100 sq.
15 pounds per hundred square feet and 30 pounds per hundred square feet.
15 astm 4869 type i is an authentic 15 astm 4869 type i is an authentic asphalt saturated organic felt underlayment is used as a breathable secondary weather resistant barrier when applied over the roof deck prior to the installation of the primary roofing product.
Historically roofing felt paper was named for weight.
This underlayment features excellent asphalt saturation for effective waterproofing.
Item 656632 model 0903000.
Better protection superior asphalt saturation means improved waterproofing.
Roofing calculator before laying down the roof pitch the space it will cover otherwise known as the roofing square needs to be measured.
Of coverage for residential and commercial roofing projects.
The top layer of shingles protect the roofing felt.
Asphalt saturated heavy duty roofing felt is available in 15 and 30 pound weights.
36 in x 144 ft 432 sq ft felt roof underlayment.
For many years roofers used asphalt saturated felt under roofing shingles and it was historically available in two standard weights.
Whereas rolled felt paper 15 is water proof it is not uv resistant nor wind resistant.
It will not withstand the elements unprotected as an underlayment it provides the lower level to a 2 part roof materials.
Felt has a 36 in.
Perhaps 3 tab or rolled shingle.
15 asphalt felt roofing underlayment provides an extra layer of protection between your shingles and your roof deck.
The best weight for roofing felt is the 30 pound product because it provides thicker and.
Unrolled length that combine to provide over 430 sq.
This gardner asphalt 15 432 sq.