If your roof is leaking it is not because of faulty under felt.
Roof felt repair under tiles.
Is felt really that important and what is roofing felt anyway.
Where wind driven rain is working under the roof and causing leaks then the felt will need to be replaced.
When to use roof underlayment no matter what type of asphalt shingle you are using whether traditional or more robust styles such as under premium designer architectural and performance shingles it is recommended to use a underlayment.
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.
Roofing felt is a layer of tar paper installed beneath the shingles to provide a backup waterproof membrane in case of leakage.
Item 656632 model 0903000.
It is because you have faulty tiles somewhere on the roof.
Fixing a tiled roof will help fend off any leaks that result from slipped roof tiles.
It would be far cheaper to fix the faulty tiles than to re felt the roof.
Two layers of astm 30 pound asphalt impregnated felt is the minimum you should use under tile and should last 20 to 30 years.
This will cost around 460 510 made up of.