Replacing Modified Bitumen Roof

You may need to remove old flashings.

Replacing modified bitumen roof.

Due to the inherent danger of fire especially around felting. A layer of felt is applied to the roof followed by a primer and the strips of bitumen which are sealed onto the roof via the flame of a large torch. Remove all obstructions and sweep the roof clean of debris. One of the longer lasting roofing options for flat roofs is bitumen roofing or a modified bitumen roof.

Understandably there are dangers involved with the installation especially with an inexperienced roof installer. Obviously a patch job needs a clean surface. Make sure the roofing is flat and free from creases and bubbles. Get a sheet of bitumen roofing and roll it out allowing an extension beyond the perimeter of the roof.

But since it had only been installed in 2003 the church understandably had wanted to get more life out of it a modified bitumen roof should last much longer than a decade. Bitumen roof advantages and disadvantages. Step 3 prime the roof. There are two main forms of modified bitumen roofing installation.

If moisture damage has occurred any affected insulation or lower level deck material will have to be replaced before the top can be patched. Modified bitumen roofing is also very rugged and can sustain a fair amount of foot traffic. Avoid spending resources on the wrong roofing system for your commercial property and learn the benefits and properties of a modified bitumen roof. If it s installed properly that is.

There are different primers available for sealing the concrete roofs. After attaching the felt to the roof use a primer to prepare the roofing. The torch down installation method and a peel and stick installation. There are new and safer ways to install modified bitumen so make sure to talk with your contractor about other methods of installation.

The traditional installation known as torch down application requires installers to heat the materials on the roll as they lay them down on the roof. Installed in layers which are either torch welded or adhered using factory applied adhesive modified bitumen can be a cost effective alternative. By knowing its advantages and how modified bitumen roofing systems protect your property or commercial building you can make informed decisions when replacing your existing roofing system. In fact replacing this modified bitumen roof years earlier may have been a good idea.

Modified bitumen roofing flat roof replacement what is modified bitumen roofing. How to install torch down modified bitumen roofing. Modified bitumen is rolled out onto your roof typically using a blowtorch to secure the modified bitumen to your flat roof. Modified bitumen is a type of asphalt product that can be applied in a number of ways to the roof in both hot and cold temperatures.

It s necessary to inspect the modified bitumen roof.