This will cost around 460 510 made up of.
Roof felt repair under tiles.
It would be far cheaper to fix the faulty tiles than to re felt the roof.
Item 656632 model 0903000.
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.
Is felt really that important and what is roofing felt anyway.
Roofing felt is a layer of tar paper installed beneath the shingles to provide a backup waterproof membrane in case of leakage.
To replace a small section of roofing felt involves stripping the tiles from the roof and replacing felt between two joists.
Of course re felting the roof correctly will involve the removal and replacement of the tiles anyway.
Having a layer of roof felt will block the resin preventing it from staining or compromising your roof shingles.
Fixing a tiled roof will help fend off any leaks that result from slipped roof tiles.
The cost of replacing roof felt under tiles will be included in the overall tiled roof roof repair costs.
Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.