Life Of Membrane Roof With Gravel

Tar and gravel roofing.

Life of membrane roof with gravel.

Even though the asphalt waterproofs the roof highly important for flat roofs the gravel provides an important life extending extra layer. While tar and gravel roofing or built up roofing systems have many positive aspects if you live in an area or the roof is in a location where it will receive strong sun exposure hot tar roofs will likely damage the roof s membrane if it is left uncovered or unevenly covered by the gravel. A tar and gravel roof has a life expectancy of about 20 to 25 years. If you have a home with a flat roof a tar and gravel roof may be a good option for you.

Built up roof bur the traditional hot tar and gravel roof is built from three or more plies of waterproof material alternated with hot tar and ballasted by a layer of smooth river stone. Before modified bitumen roof life expectancy was a great discussion point among property owners tar and gravel was the conventional form of built up roofing. This roofing is more expensive than asphalt coatings but offers. If your roof is composed of a troublesome material that does not allow contractors to easily locate leaks you may want to consider replacing it with a different type of roofing.

Once made of tar paper these types of roofs gradually are using more advanced materials such as fiberglass membranes. Tar and gravel flat roofs are one of the most cost effective roofing solutions. Therefore you can save money in the long run. Aesthetically they are similar to the appearance and even the benefits of flat membrane roofs to a point.

It uses different layers and tar to create a weatherproof and waterproof layer that acts as a roof. Modified bitumen roofs are quick to install compared to tar and gravel roofs. If it is time to replace your tar and gravel roof just fill out our online form or give our office a call at 604 263 0334 to get a quote. Gravel is an excellent fire.

Aside from its low installation costs the roofing material does not require frequent repairs or replacement. Even an experienced contractor may only have a success rate of around 50 in finding and repairing holes. The weatherproofing layer of gravel gives the roof s surface a longer life and helps prevent cracking blistering and degradation which could lead to leaks or other material failures over time. The light gray shade provides reflective properties that will keep the roof and structure cooler in summer months but also warm in the winter due to the membrane s insulating value.

Rubber roofing which may be epdm or elastomeric membrane is a synthetic rubber roofing membrane that is not covered with gravel.