While the lifespan of roofing felt is long deterioration over time is inevitable.
How to replace roof felt under tiles.
Due to the costs homeowners generally opt to replace the roof tiles at the same time.
The cost of replacing roof felt under tiles in a domestic property starts from around 200 or so if you re looking to just repair a small patch.
Whether it s a small patch repair or an entire replacement of the underlay you can use our handy search tool to find specialists in your local area.
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To replace a small section of roofing felt involves stripping the tiles from the roof and replacing felt between two joists.
If you suspect this is the case read on for an overview of the average cost of replacing roof felt under tiles.
15 pounds per hundred square feet and 30 pounds per hundred square feet.
To replace the old felt all the tiles would have to come off and all the battens would have to come of if they are 1970s then would probably be better replacing them for the old felt to be removed.
The 15 pound was for lighter weight projects while the 30 offered more heavy duty protection.
Prices can range from 2 300 through to around 7 300 for a full roof depending on several factors as explained in this article.
For many years roofers used asphalt saturated felt under roofing shingles and it was historically available in two standard weights.
Phil demonstrates what can happen when roofing felt has gone rotten and what needs to be done to fix it.
This will cost around 460 510 made up of.