Re Felting Flat Roofs

Lay down felt and secure to roof.

Re felting flat roofs.

Installing any gutter drips. Laying the top bonded layer of top sheet felt. 2 step by step guide for felting a flat roof. I had to re felt my shed roof so i though i d share with you the process i went through and the materials i used.

Roofing felt also called tar paper lays under the shingles of your roof to help keep water out of your home. Bituminous felt is a form of waterproof sheeting that is used to cover flat roofs or as an underlay beneath slate or tile roofing. Simply multiply length x width and you will find the area of one side. Since 2005 if you replace 25 or more of your roof covering felt then you need to ensure that the entire flat roof has enough insulation to satisfy current building regulations.

Laying the second bonded layer of underlay felt. Hi guys and welcome to my video. This layer is not bonded to the decking so that the decking can move without damaging the felt roof. This only applies to flat roofs over habitable parts of your home so it excludes garages sheds some porches and most door canopies.

When you are felting a sloped roof you start at the bottom and work your way up so that rain pours over the top of the laps and not under them. While laying felt is not an easy job it can be done by anyone who has the patience to deal with it. Before you put on the new roof you ll need to remove the plies or layers of fabric that make up the old roofing with a spade. Flat roofs get worn out over time but luckily they re fairly simple to replace and you don t need a lot of experience to get the job done.

Add the second layer. Step 1 prep work. Felt is laid on a flat roof to help keep the roofing system waterproof. Here are simple steps to get you started.

Prepare the second layer. You can do this by calculating the length and width of each side of your roof. Prepare the third layer. 1 materials for felting a flat roof.

Repeat until roof is covered. Laying the first nailed layer of underlay felt. Measure the roof the first step in felting a shed roof either angled or flat is calculating the exact dimensions of your roof. The sequence of laying a felt roof is.

The substance itself is made from bitumen which comes from the distillation of crude oil that has been either mixed with sand or crushed limestone.