How To Install Modified Roofing

Install valley flashings and any other sidewall flashings that must extend underneath the finish roof covering.

How to install modified roofing. Cut the bitumen sheets to length with a. Bitumen roofing rolls can be large and heavy so get help. Installing the torch down roofing involves flames and melted asphalt. Clean and insulate the roof.

The term cold applied is referring to o. Modified bitumen roofing membranes appeared first in europe in the mid 60s and since have been used in the us and canada since the mid 70s. Smooth the material out before permanently. How to install a modified bitumen roof.

Step 2 apply the roofing felt. Trim the shingles away from the ridge vent hole. Cold process modified bitumen roll roofing is another way to apply rolled roofing other than hot mopping or torching. Melting bitumen rolls 1.

Adhere the joint where the cut edges of the shingles meet the dome with roofing tar. You may need to remove old flashings. How to do it. Use cap nails to do this.

Measure the roof and calculate the materials and supplies needed. Step 4 heat the roof. Roofing underlayment lap sealant flashings nails. Step 3 prime the roof.

Install edge cant strips around the roof. Modified bitumen mb roofing is an asphalt based roofing system similar to built up roofing bur designed for structures with low slope roofs. Using a weighted roller roll over the entire surface of your roof paying particular attention to the overlap. If the plumbing vent is close to the peak of the roof lap the shingles over the peak of the roof.

They will need to be nailed at a distance of 6 to 8 inches. Step 1 prepare the roof. Adhere the shingles adjacent to the flange with roofing tar. Get soapy water and a brush to scrub the dirt.

Wear heavy duty gloves and work boots. Roll modified bitumen roofing sheets over the entire roof. Clean the roof first. Remove all obstructions and sweep the roof clean of debris.