Roofing felt is a layer of tar paper installed beneath the shingles to provide a backup waterproof membrane in case of leakage.
Roof felt repair under tiles.
Where wind driven rain is working under the roof and causing leaks then the felt will need to be replaced.
To replace a small section of roofing felt involves stripping the tiles from the roof and replacing felt between two joists.
It would be far cheaper to fix the faulty tiles than to re felt the roof.
Fixing a tiled roof will help fend off any leaks that result from slipped roof tiles.
This will cost around 460 510 made up of.
Two layers of astm 30 pound asphalt impregnated felt is the minimum you should use under tile and should last 20 to 30 years.
Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.
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.
Is felt really that important and what is roofing felt anyway.
Item 656632 model 0903000.
If your roof is leaking it is not because of faulty under felt.