Torch On Felt Roof Construction

A modern version of traditional felt roofing this is possibly the most commonly used on flat roofs.

Torch on felt roof construction.

Torch on roofing or torch down roofing as it is also known is a flat roof covering solution that involves three layers of modified bitumen felt melt welded onto the roof surface and each other with the use of a blowtorch to create an impenetrable waterproof seal. Two layer torch down roofing may cost less to install but it doesn t last as long and doesn t offer as many benefits. As long as it is installed correctly bitumen prevents moisture build up without needing constant maintenance. Available as torch on bitumen felt or self adhesive bitumen felt leading manufacturers such as iko and icopal make up our range of roofing felt so you can be sure no matter which product you choose that your roofing felt will be of the highest quality.

In this installation method sheets of modified bitumen are rolled out onto the roof and a roofing professional uses a hand held propane torch to heat the material and adhere it to the surface. The product can be used as a waterproofing coating on asphalt fibre cement sheeting concrete and bituminous roofing membranes. Ikopro solvent free water proofer is an easy to use bitumen based emulsion for roofs. Torch down roofing sometimes referred to as torch on roofing is so named because it requires an open flame propane torch.

One of the main benefits of bituminous felt for professional contractors is ease of installation. Apply the bitumen by melting it over fiberglass mesh with a propane torch. Roofing felt is used to achieve a waterproof and durable finish on top of shed roofs garden building roofs and outhouses. A two layer torch down roof consists of one base sheet and one smooth cap sheet.

Torch down roofing consists of modified bitumen which is similar to asphalt. This video walks you through the steps in installing and torching felt drips on a roof and making sure it sticks well to avoid water getting underneath. A three layer torch down roof features the same base and cap sheets as well as an additional cap sheet with a granulated surface. This means that it can last anywhere up to 30 years sometimes more for well maintained roofs.

Whether you expect the roof to experience high.