Mop Down Roll Roofing

Place a sheet of 36 inch roll roofing directly over the 18 inch roofing that is covering the valley.

Mop down roll roofing.

Cold process modified bitumen roll roofing is another way to apply rolled roofing other than hot mopping or torching. They help waterproof commercial buildings. Cut the rolled roofing to the right size using a razor knife. Torch down roofs installation process.

Installed roof designs weigh less than 2 pounds per square foot. Net membrane roll for low slope roofs 3687000 the home depot. The rolled roofing should reach the chalk line when you lay it down and should stretch from 1 side of the roof to the other. Again trim any roofing that extends beyond the edge of the roof.

Components of torch down roofing systems insulation. Especially in cold climates a flat or low slope roof needs insulation to retain heat in the. Strong and resilient membrane for durability. Next is the vapor barrier.

These are unused surplus roof mop down rolls. This underlayment helps prevent the roof from developing condensation or. It is called mop down because they mop the sealant on to the fabric like material. Hot mop roofing has a life span of 15 to 20 years making it a process that you will not soon have to repeat.

Johns manville offers a full line of commercial roofing systems including single ply tpo pvc epdm bituminous app built up sbs roof coatings and other commercial roofing components such as roof insulation fasteners and adhesives. Specially formulated modified asphalt gives ruberoid mop granule lasting performance. Owens corning deckseal sa sbs cap 39 375 ft w x 32 833 ft l 100 sq ft shasta white roll roofing. Gaf smooth app modified bitumen membrane rolled roofing in black is designed for torch down application.

To install hot mop roofing roofers lay a synthetic base layer top it with a felt layer then. The term cold applied is referring to o. Once the roof mop down is covered in a sealant the shingles are applied to a roof. Hot mop roofing is generally the.

Gaf tri ply app smooth modified bitumen 3 ft.