Laying the felt in overlapping layers creates a water barrier in the event that.
Re felting flat garage roof.
Step 1 prep work.
Why use a felt underlay roof.
Felt is laid on a flat roof to help keep the roofing system waterproof.
You can either measure the roof from the ground or by standing on a ladder and actually going.
You must remove any rotted pieces of wood on the roof and replace them with your plywood.
Here are simple steps to get you started.
The best time to lay a felt roof using cold applied adhesive is when the weather is warm but this means that working on a flat roof can be exhausting work with the sun s heat and the heat reflected from the felt already laid.
Check to ensure the roof is in good enough condition to walk over.
For garages and other storage areas use a two layer torch on felt system for roofs over a habitable parts of the property use a 3 layer torch on felt system.
This only applies to flat roofs over habitable parts of your home so it excludes garages sheds some porches and most door canopies.
Roofing felt also called tar paper lays under the shingles of your roof to help keep water out of your home.
The rolls of felt are quite heavy and to avoid damage must be handled with care.
While laying felt is not an easy job it can be done by anyone who has the patience to deal with it.
Rubber roof coverings and fibreglass are the same thickness regardless of where on the house they are located.
Felt roofing is a very common material used on flat roofs such as garages garden sheds and on extensions.