Thick asphalt-impregnated paper used for roofing.
Black Knight roofing tar .
The benefit of roofing felt is to provide a simple barrier between the asphalt shingles and the wood sheathing below it. The sap in the wood is not good for the shingles.
15 lb felt is all you need.
type I is 15# felt and type II is 30# felt
It protects the roof sheathing from moisture.
When you say roofing felt (or blackout paper) It usually means the felt paper used under asphalt shingles. If that's the case, a couple of inches is fine. If you're really talking roll roofing, then that's a whole different ball game.
You can use roofing nails, but most people use a stapler, it's cheaper and faster. The felt paper is just a base for the shingles/tiles.
no, because it attracts red mites
Absolutely. With the sun on it, the heat can be intense.
Yes, felt paper, also known as roofing underlayment, should be installed under shingles on your roof. It serves as a moisture barrier, protecting the roof deck from water infiltration and providing an additional layer of insulation. Felt paper also helps prevent damage from ice dams and improves the overall durability of the roofing system. While some roofing materials may not require it, using felt paper is generally recommended for better long-term performance.
Torch-on roofing, also known as torch-down roofing, is a flat roof covering solution that consists of three layers of modified bitumen (felt) melt-welded to the roof surface and each other with a blowtorch to create an impenetrable, waterproof seal.
One roll of felt is good for 4 squares. so you need 4 rolls.