How To Install Modified Roll Roofing

There are three systems including glue down torch down and peel and stick.

How to install modified roll roofing.

Attach drip edge along the edge of the roof with roofing cement. Cut the roofing but still maintain the allowance you ve set for it. Roll roofing is made from the same asphalt composition material as shingles and it s easier to install. Run the tip of the flame along the crease between the roofing felt and the roofing roll.

Start at 1 end of the roof and unroll the bitumen to the other end. Once you see bubbles forming gently roll the roofing forward with your foot 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. Spread the roofing cement along the edges of your roof so it s about 1 8 1 4 inch 3 2 6 4 mm thick.

You can get roofing cement at the local hardware or building supplies store. Prepare roof edges cant strips. Make sure the roofing is flat and free from creases and bubbles. Bitumen roofing rolls can be large and heavy so get help carrying them up to the roof if necessary.

How to do it. You can install metal valley flashing but it is common to. How to do it. Cold process modified bitumen roll roofing is another way to apply rolled roofing other than hot mopping or torching.

The term cold applied is referring to o. Remove all obstructions and sweep the roof clean of debris. Apply roofing cement to the roof. 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.

Clean and insulate the roof. Roll modified bitumen roofing sheets over the entire roof. Repeat this with each roll until the roof is covered overlapping each sheet by about 3 8 in 0 95 cm. Use a trowel to scoop up the roofing cement.

Install drip edge flashings roofing felt and wsu if needed. You may need to remove old flashings.