This guide will use the more durable 30 roofing felt although you can use 15 felt.
How to felt a flat roof youtube.
The guide below will walk you through all the steps that are part of the process of installing and repairing the felt.
Step by step guide for felting a flat roof.
Step 1 prep work.
While laying felt is not an easy job it can be done by anyone who has the patience to deal with it.
Begin at the bottom right or bottom left of the roof.
Check to ensure the roof is in good enough condition to walk over.
When you install roof felt as part of a diy weekend project you must ensure that each row of felt is flat on the surface and that there is plenty of overlap between each successive row of felt.
For hip type shed roofs which include slopes on all 4 sides begin at the square hip at the top of the roof.
Felt is laid on a flat roof to help keep the roofing system waterproof.
In terms of materials please note that there are several different weights for the roofing felt.
Afterward roll the felt away from you lengthwise along the lower edge about 10 feet 120 in.