How To Install Modified Roll Roofing

You can get roofing cement at the local hardware or building supplies store.

How to install modified roll roofing.

Start at 1 end of the roof and unroll the bitumen to the other end. Roll modified bitumen roofing sheets over the entire roof. How to do it. Bitumen roofing rolls can be large and heavy so get help carrying them up to the roof if necessary.

You can install roll roofing on your own but it goes more smoothly with a helper so grab a friend and get started. Attach drip edge along the edge of the roof with roofing cement. You can install metal valley flashing but it is common to. Run the tip of the flame along the crease between the roofing felt and the roofing roll.

How to do it. Get a sheet of bitumen roofing and roll it out allowing an extension beyond the perimeter of the roof. Cut the roofing but still maintain the allowance you ve set for it. The term cold applied is referring to o.

Cold process modified bitumen roll roofing is another way to apply rolled roofing other than hot mopping or torching. Remove all obstructions and sweep the roof clean of debris. Once you see bubbles forming gently roll the roofing forward with your foot to install. There are three systems including glue down torch down and peel and stick.

Clean and insulate the roof. Repeat this with each roll until the roof is covered overlapping each sheet by about 3 8 in 0 95 cm. Align the next sheet of modified bitumen roofing so it covers the edge of the first sheet by a few inches and repeat the process. Make sure the roofing is flat and free from creases and bubbles.

Install drip edge flashings roofing felt and wsu if needed. Prepare roof edges cant strips. Roll roofing is made from the same asphalt composition material as shingles and it s easier to install. Install drip edge and install 9 cant strips of roll roofing material along the rake and eaves edges gable ends and lower roof edge such that the roofing strip overhangs the roof deck by 1 4 to 3 8.

You may need to remove old flashings. Nail the roofing strips parallel to the roof edge set in 1 and 8 from the roof edge with nails spaced 4 o c.