The base sheet for torch down roofing may be secured to the overlay board by either direct heat fusing hot mopping or with adhesive.
App modified bitumen rolled roofing membrane.
Thd sku 520361.
This is the first layer of modified bitumen membrane.
When torching app roofing membranes the bitumen begins to flow like candle wax when it reaches temperatures above 300 f.
Learn about the variety of installation methods and roofing system options including bur built up roof sbs and app.
Asphaltic roofing solutions 101 asphalt is one of the oldest roofing technologies still in use today and it is a reliable solution for both residential and commercial roofing needs.
Simply put it uses modified bitumen membrane roofing sheets made from asphalt.
Firestone app modified bitumen roofing systems are available in a variety of thicknesses in smooth and granule surfaces and are reinforced with a tough non woven polyester mat or a trilaminate glass and poly mat firestone app membranes deliver strong rooftop performance and may be installed with a cold adhesive or be heat welded.
Smooth surface can be used as a cap or interplay membrane.
These are either modified with rubber sbs or with plastic app.
The mat is coated with durable app modified bitumen and is designed for torch down application by professional roofing contractors.
Depending on the modifier added to the material it is given plastic or rubber properties.
This makes asphalt roofing more durable and long lasting.
As it is rolled out the roofing professional will use a.
The molten app modified bitumen behaves somewhat like hot mopping asphalt and will flow.
This ensures far greater flexibility than.
The top membrane sheet to a torch down roofing system is a smooth cap sheet.
Ideal for new roofs and repairs of built up or sbs modified bitumen.
Gaf tri ply torch app granule modified bitumen membrane roll for low slope roofs lightweight material allows for installed roof systems to weigh less than 2 lb.