Add new felt layers.
Replacing felt on flat shed roof.
Before laying 13 6kg felt on a flat roof make sure the plywood base is in good condition.
Clean and prepare the roof.
You may need to replace the felt every two to three years if your shed s in an exposed location or less frequently if it s sheltered.
1 what you will need when felting a shed roof.
How to felt a shed part 1 of how to felt a shed deals with how to strip old felt from a shed roof without damaging the roof or trims in the process.
Start at the lowest edge and nail your felt along the facia.
We had a problem with our shed workshop flat felt roof leaking and needed a quick repair.
If your shed has a pent roof flat with no ridge you can apply the felt in exactly the same way as you would for one side of a pitched roof.
Spread the felt flat onto the roof and nail along the top edge of the felt.
Before you attach the new felt to your roof use a putty knife to scrape off old pieces of felt and remove any old nails with a claw hammer.
The built up system should have 3 layers but on sheds and detached garages many roofers will offer the option of two layers.
A double garage flat roof will take a day if you only replace the felt but with the decking too allow a day and a half.
2 the process of felting a shed roof.
Unlike shingles these roofs can last several decades even centuries i have lived under a roof built over a century before your country was founded and maintenance is needed on the felt or the wooden joists years before the tiles or slates need replacing.
Instead of replacing the felt roof we decided to use a product call.
2 or 3 layer.
Felt is usually only used alone on flat roofs and then it is a heavy duty grade that.
Roll out the first layer of felt.
Allow for felt overhang.
Replacing the felt on your flat roof is not a job for everyone but anyone can do the job by following a few simple directions.
Buy the roof felt.
For easier cutting unroll the material on a flat surface and use a hooked blade knife to cut the felt to the size of your shed s roof.
Tack and secure the felt.
Fitting felt to a shed part 2 gives instructions on how to fit roofing felt to a shed roof cutting nailing gluing and replacing wooden trims afterwards.
Replacing the felt on a shed roof is vital to protect your shed from the elements.