Torch Applied Roofing System

Strong and resilient membrane for durability.

Torch applied roofing system. Torch down roofing consists of modified bitumen which is similar to asphalt. Paradiene 20 tg 30 tg is a torch applied multi ply system. But torch down roofing isn t for everyone or every home. There are several advantages to having a three layer torch down roofing system installed.

The top membrane sheet to a torch down roofing system is a smooth cap sheet. The workhorse paradiene 20 tg base ply absorbs roof stresses while the granule surfaced top ply paradiene 30 tg shields the base from the elements and mechanical abuse. It consists of multiple modified bitumen membranes applied with a propane torch. 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.

When the two layers are pressed together they form a seal. If you re trying to decide whether a torch down roof is right for you continue reading. Large price differences are usually related to the differences in the proposed flashings and details and not the actual field portion of the roof. 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.

Gaf tri ply app smooth modified bitumen 3 ft. Paradiene 20 tg 30 tg is a multi ply system. Written by larry bohan on 15 may 2018. Advantages of three layer torch down roofing.

Two layer systems tend to last approximately 15 years while three layer torch down roofing can last 20 years or longer. What is torch on roofing felt. Torch down roofing is a popular type of flat roof system. In a two layer torch down roof the system is complete at this point.

Firstly torch down roof coatings are resistant to leaks. The entire installed roof system is generally the same cost or slightly more expensive per square foot than a comparable torch applied system. Gaf smooth app modified bitumen membrane rolled roofing in black is designed for torch down application. Net membrane roll for low slope roofs 3687000 the home depot.

Torch applied torch applied torch applied torch applied advantages designed for new roofing and re roofing applications as well as flashings can also be used for repairs of built up roofing membranes or other modified bitumen systems lightweight polyester mat core resists splits and tears specially formulated modified.