Re Felting A Flat Roof

Step 1 prep work.

Re felting a flat roof.

Regularly coating a flat roof can extend its lifespan. While laying felt is not an easy job it can be done by anyone who has the patience to deal with it. 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.

The first step in felting a shed roof either angled or flat is calculating the exact dimensions of your roof. Flat roofs can require more maintenance than other roof types. Laying the second bonded layer of underlay felt. You can do this by calculating the length and width of each side of your roof.

Laying the felt in overlapping layers creates a water barrier in the event that. 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. Here are simple steps to get you started. Step by step guide for felting a flat roof step 1.

Beginning with the removal of the old roofing felt this. Laying the first nailed layer of underlay felt. This only applies to flat roofs over habitable parts of your home so it excludes garages sheds some porches and most door canopies. Felt is usually only used alone on flat roofs and then it is a heavy duty grade that requires softening with a blow torch to be fitted to the roof and is almost always used in several layers with copious amounts of bitumen or tar gluing it together.

An aluminum coating for a flat roof is a popular choice and can be applied without professional help. Simply multiply length x width and you will find the area of one side. Then repeat the process for the other side. This layer is not bonded to the decking so that the decking can move without damaging the felt roof.

Installing any gutter drips. The sequence of laying a felt roof is. Roofing felt also called tar paper lays under the shingles of your roof to help keep water out of your home. Felt is laid on a flat roof to help keep the roofing system waterproof.

Laying the top bonded layer of top sheet felt.