Item 656632 model 0903000.
Roof felt repair under tiles.
It would be far cheaper to fix the faulty tiles than to re felt the roof.
If your roof is leaking it is not because of faulty under felt.
Two layers of astm 30 pound asphalt impregnated felt is the minimum you should use under tile and should last 20 to 30 years.
Where wind driven rain is working under the roof and causing leaks then the felt will need to be replaced.
Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.
Roofing felt is a layer of tar paper installed beneath the shingles to provide a backup waterproof membrane in case of leakage.
This will cost around 460 510 made up of.
Is felt really that important and what is roofing felt anyway.
It is because you have faulty tiles somewhere on the roof.
Of course re felting the roof correctly will involve the removal and replacement of the tiles anyway.
The cost of replacing roof felt under tiles will be included in the overall tiled roof roof repair costs.
Having a layer of roof felt will block the resin preventing it from staining or compromising your roof shingles.