Prices can range from 2 300 through to around 7 300 for a full roof depending on several factors as explained in this article.
How to replace felt under roof tiles.
Beginning at one end nail the felt to the rafters at the mid point of the width of the rafter and approximately 250mm in from the fascia on every other rafter.
Observe equal distance of each nails approximately 20 inches so they are properly attached to the roof.
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.
Place the next layer of felt to your tile roof.
After this it begins to deteriorate.
When to replace your tile roof underlayment.
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.
All these types of underlayment are excellent choices.
See nuts and bolts of a tile roof for more information.
Fasten the felt on your roof using the cap nails.
Consider your roofing needs and budget when settling for the best one for your roof.
To replace a small section of roofing felt involves stripping the tiles from the roof and replacing felt between two joists.
The most common underlayment felt has a lifespan of about 12 to 20 years.
Put these nails at the bottom of the felt and leave a small portion available.
Keep trees and leaves off of your roof.
This will cost around 460 510 made up of.
Water dams can allow water to back up and flow under the roof system causing a leak.
Where wind driven rain is working under the roof and causing leaks then the felt will need to be replaced.
Roofs are designed for water to flow down and off quickly.