15 pounds per hundred square feet and 30 pounds per hundred square feet.
15 lb felt paper roofing.
No 15 perforated felt is designed for use as an interply felt for hot asphalt applied organic built up roofing systems.
Astm d226 felt underlayment.
Convert the area from inches to feet prior to purchasing your felt.
15 asphalt felt 3 x 144 roofing underlayment 432 sq.
Many manufacturers offer upgraded felts with fiber glass reinforcement making the felt paper.
Plywood or osb roof deck so 15 20 or 30 will work for any shingle roof the type i recommend depends on roof slope.
Purchase enough felt to cover your roof s area.
One roll of conventional 15 felt covers 432 square feet 40 1 m 2.
Related products 15 432 sq.
Historically roofing felt paper was named for weight.
Tarah asphalt product 15 astim d226 216 sq.
Ft at menards send cancel mail in rebate is in the form of merchandise credit check valid in store only.
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.
Roofing tar paper see all.
15 lb felt paper weighed 15 pounds per 100 sq.
The roof deck must be clean smooth and free of moisture storage care.
Organic dry felt is made from 100 post consumer recycled material.
The 15 pound was for lighter weight projects while the 30 offered more heavy duty protection.
Preparation sweep roof deck to remove dirt and debris.
One roofing square and 30 lb felt paper weighed 30 pounds per square.
However you must allow for overlaps on joints.
For many years roofers used asphalt saturated felt under roofing shingles and it was historically available in two standard weights.
It is designed as.
It is suitable for use in the construction of various types of membranes for both new construction and reroofing over a variety of.
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.
As technology has changed and manufacturing has improved these are now lighter and have improved tensile strength.
Felt is an asphalt saturated organic felts designed for use as an underlayment with asphalt shingles in commercial and residential applications.
Saturated roofing felt and is suitable for commercial and residential uses.
The best weight for roofing felt is the 30 pound product because it provides thicker and stronger footing for roofers that does not tear out especially on steep roofs where footing is critical.
In most cases this will leave 400 square feet 37 m 2 of net coverage per 1 roll.
Felt paper is commonly produced with a certain number of recycled products and coated with asphalt.
