It is typically used as an underlay that sits between the surface it is being applied to and the final layer of roofing material.
Monofoil roofing felt.
Item 656632 model 0903000.
Felt roof deck protection.
Roofing felt is essential to ensure your outbuilding is ready for all weathers by providing a waterproof cover to the building s roof.
It also offers fire resistance required for home construction.
Because your roof deck might not lie perfectly straight or flat a layer of roof paper gives an even uniform surface upon which you can install your shingles.
It improves look and uniformity.
Ideal for an apex flat or pent roof shed felt and roofing membrane are durable and perfect for a newly built structure or to re cover existing roofing material.
Asphalt saturated material for excellent waterproofing.
This felt will help prevent damage to your roof from wind driven rain and water from other sources.
Roofing felt can however be applied as a final layer to a shed roof to offer further waterproofness.
Roofing felt also known as tar paper provides a protective underlayment over the roof deck and beneath the shingles.
Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.
Roofing felt prevents the deck from being exposed to the elements before or while the shingles are being applied.