How To Fit Roofing Felt On A Flat Roof

Tack and secure the felt.

How to fit roofing felt on a flat roof.

1 built up torchon felt system. Roof felt adhesive e g. Step 1 prep work. These thick layers of roofing felt are installed by heating the back of the felt with a butane torch and then carefully applying it to the roof.

Bituminous felt is a form of waterproof sheeting that is used to cover flat roofs or as an underlay beneath slate or tile roofing. Bitumen in terms of materials please note that there are several different weights for the roofing felt. Allow for felt overhang. This guide will use the more durable 30 roofing felt although you can use 15 felt.

To attach roof felt on a shed start by calculating the area of your roof and buying enough felt to cover it. 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. This type of flat roofing felt has been in use for decades and is still used today. While laying felt is not an easy job it can be done by anyone who has the patience to deal with it.

Installing the roofing felt does take care but can go very quickly. Add new felt layers. Some roofing felts are actually glued down. 1 what you will need when felting a shed roof.

Clean and prepare the roof. Roll out the first layer of felt. Step by step guide for felting a flat roof. 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.

Layers of bitumen felt are heat welded onto each other to form an impenetrable barrier. Buy the roof felt. 30 pound roofing felt also known as 30 roofing felt plywood planks. Check to ensure the roof is in good enough condition to walk over.

Here are simple steps to get you started. 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. 2 the process of felting a shed roof. Here is a video showing how the felt is installed on the flat roof.

The rolls of felt are quite heavy and to avoid damage must be handled with care. Apply the cut felt to either side of the roof pulling it tight so that it lies flat before nailing it at around 10cm intervals along the length of the roof just below the apex.