Replacing Modified Bitumen Roof

Modified bitumen is rolled out onto your roof typically using a blowtorch to secure the modified bitumen to your flat roof.

Replacing modified bitumen roof.

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. 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. Modified bitumen mb is asphalt that has had modifiers added to it to give it plastic or rubber like properties. Clean and insulate the roof.

Remove all obstructions and sweep the roof clean of debris. Make sure the roofing is flat and free from creases and bubbles. If moisture damage has occurred any affected insulation or lower level deck material will have to be replaced before the top can be patched. It s necessary to inspect the modified bitumen roof.

You may need to remove old flashings. Avoid spending resources on the wrong roofing system for your commercial property and learn the benefits and properties of a modified bitumen roof. Due to the inherent danger of fire especially around felting. One of the longer lasting roofing options for flat roofs is bitumen roofing or a modified bitumen roof.

Modified bitumen roofing is also very rugged and can sustain a fair amount of foot traffic. If it s installed properly that is. How to install torch down modified bitumen roofing. 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.

There are two main forms of modified bitumen roofing installation. How to do it. Bitumen roof advantages and disadvantages. Modified bitumen roofing flat roof replacement what is modified bitumen roofing.

In fact replacing this modified bitumen roof years earlier may have been a good idea. Installed in layers which are either torch welded or adhered using factory applied adhesive modified bitumen can be a cost effective alternative. Obviously a patch job needs a clean surface. The torch down installation method and a peel and stick 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. After attaching the felt to the roof use a primer to prepare the roofing. 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. There are different primers available for sealing the concrete roofs.

There are new and safer ways to install modified bitumen so make sure to talk with your contractor about other methods of installation.