Warranty On Tar And Gravel Roof

A layer of gravel or small stones is applied on top of the final.

Warranty on tar and gravel roof.

Rubber roof installation over a gravel roof video showing how we do it. The gravel or stone that is between the old roof and the new rubber membrane we have installed serves as insulation. Every modified bitumen torch down roof comes with a 40 year warranty. We have been installing rubber roofs over gravel for over 20 years.

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. The asphalt is then covered with a layer of gravel to protect it from uv radiation and heat. Flat roofs usually come with a 10 to 20 year warranty but can last 25 years if you build the roofs right and maintain them using commonsense rules. If you have a home with a flat roof a tar and gravel roof may be a good option for you.

Karnak manufactures a complete line of sustainable roof coatings sealants and waterproofing solutions certified to comply with ul fm crrc energy star dade county title 24 and florida s hvz building code. This also leaves the roof susceptible to roof blow off in the event of strong. Here alternating layers of roofing felt usually fiberglass and hot applied asphalt are combined to create a long lasting roof system. Gravel to protect built up roofs.

Tar and gravel roof systems are traditionally comprised of several layers of coated felt that is built up and sealed together with asphalt bitumen or tar. Tar and gravel roofs are designed to be installed over an approved surface and fastened per specific guidelines. 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. The leader in quality roof coatings maintenance and repair products.

Tar and gravel roofs sometimes referred to as conventional built up roofing or bur roofs tar and gravel roofing is a system of flat roofing protection that is budget friendly and can have a lifespan of up to 30 years. If the membranes are installed over a surface without the proper fastening the manufacturer s warranty is voided and the roof assembly is not to code. The traditional roof coating system simply do. Tar and gravel roofing.

Warranties the length of the workmanship warranty that the roofing contractor will provide will cause the difference in the costs of installing the tar and gravel roof.