Another roofer recommended the same approach but with two layers of 30 pound felt as the underlayment.
Replacing underlayment tile roof.
However some factors other than lifespan can lead to deterioration of your underlayment and these are.
Roofing companies try to find your tile in what we call boneyards and even when we are lucky chances are the new tiles will not match exactly.
The underlayment on concrete tile roofs typically last 20 30 years.
A tile roof is popular with contemporary houses and is generally a durable roof.
It can withstand strong winds and extremely cold climates.
One of the best things about the roof is that you can repair it easily even its underlayment is easy to repair underlayment helps the shingles to keep away from any moisture and insulate your house.
This greatly depends on the quality of the material.
One roofer recommended removing the composite roofing tiles and replacing the old underlayment with 90 pound paper.
When to replace your tile roof underlayment the most common underlayment felt has a lifespan of about 12 to 20 years.
Then they will replace the roofing tiles.
After this it begins to deteriorate.
For instance most of the track style homes in the valley have a 30 underlayment which lasts 20 to 25 years 30 is the thinnest underlayment under concrete tile roofs allowed by roofing code.