Built Up Tar And Gravel Roof

It also has a layer of bitumen and an aggregate top layer.

Built up tar and gravel roof.

First let s define what a tar gravel or built up roof bur is. If you have a home with a flat roof a tar and gravel roof may be a good option for you. This is called built up roofing. Here alternating layers of roofing felt usually fiberglass and hot applied asphalt are combined to create a long lasting roof system.

The standard roofing for this situation is built up from layers of hot tar and thick roofing felt and topped with a layer of gravel. It s made up of 3 to 5 laminated layers hot tar and roofing felt. Most houses with flat or nearly flat roofs are topped with built up roofing or tar and gravel roofing made from fiberglass based asphalt sheeting that is applied in layers with hot bitumen tar mopped on between each layer. It is comprised of several layers of asphalt saturated felt which are layered in opposite directions then covered with hot asphalt roof coating.

Built up roofs or burs also called a tar and gravel roof is a well established and popular style of flat roof that is made up of alternating layers of roofing felt or fiberglass and asphalt that is applied with heat which combine to make a long lasting sturdy roofing system. While the asphalt is still hot gravel is typically spread over the roof to deflect heat and light and to protect the felt and asphalt which provides the actual water proofing. This surface layer weighs down the built up roof protects it from sun exposure and serves as decoration. It s been used for well over 100 years.

A tar and gravel roof or built up roofing consists of several layers of waterproof material alternated with hot tar and a surface layer of mineral aggregate often smooth river stone.