The numbers ihad a correlation to the weight not the thickness.
Roofing felt 2 metres wide.
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.
Its main purpose is to prevent moisture from leaking into a roof.
It provides extra waterproofing to protect the wood until shingles are installed.
Roofing felt also known as tar paper is a roll of felt coverage is often used when constructing a roof.
The standard types of felt are 15 and the more waterproof 30.
Roofing felt is most commonly used for the waterproofing of non habitable garden buildings such as cabins or sheds.
Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.
Roofing felt can however be applied as a final layer to a shed roof to offer further waterproofness.
2 metre wide shed roof felt garden buildings in home garden on bizrate co uk.
Roofing felt also called roofing felt paper is underlayed on roofs before shingles are added.
Item 656632 model 0903000.
It is typically used as an underlay that sits between the surface it is being applied to and the final layer of roofing material.