2 Layer Torch Down Roofing

Thanks in advance for any info.

2 layer torch down roofing.

This membrane contains a core of nonwoven polyester mat that resists splits and tears. 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. I am installing 2 layer torch on roofing on my new plywood carport. I would strongly recommend you hire a licensed and insured roofing contractor to perform the installation for you.

The image above shows part of the process for installing a 2 ply modified bitumen torch down rubber roof system over an existing tar and gravel roof. Flat roof 2 layer torch down over 1 layer nail applied base sheet first layer torch applied smooth surface second layer torch applied gravel surface installed by california roofing ccl. Three layer systems have a base a smooth torch down layer and a torch down layer with a granular surface. As it is rolled out the roofing professional will use a torch to heat the bottom of the cap to the top of the base sheet.

Or do i nail down a layer of something to the new plywood first. The mat is coated with durable app modified bitumen and is designed for torch down application by professional roofing. 3 layer torch down roof total average cost per square foot 4 00 4 72 5 55. Choosing a roofing company there are many roofing companies.

When the two layers are pressed together they form a seal. The top membrane sheet to a torch down roofing system is a smooth cap sheet. My question is can i torch the iko base directly to new plywood. I am using iko tp 180 ff base modified bitumen membrane and the iko torhflex sbs for the final layer.

A three layer torch down roof features the same base and cap sheets as well as an additional cap sheet with a granulated surface. Have someone else nearby in case you need help. Climb up on a secure ladder with stabilizers that hook onto the roof s edge. In a two layer torch down roof the system is complete at this point.

Two layer systems tend to last approximately 15 years while three layer torch down roofing can last 20 years or longer. A two layer torch down roof consists of one base sheet and one smooth cap sheet. A two layer system is made up of one base layer and one torch down layer. Stay safe while on the roof.

Advantages of three layer torch down roofing. There are two different types of torch down roofing systems. Any leftover debris can prevent the torch down roofing membrane from forming a waterproof seal so make sure you remove it all before working on the roof.