Pitch And Tar Roof

Roofing systems originally consisted of alternate layers of hot bitumen and reinforcement. Coal tar pitch was a by product of processing coal to make coke which in turn was used in making carbon steel and electrodes for the aluminum industry. Of all the flat roofing options a tar and gravel roof is the most economical.

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Both coal tar and coal tar pitch contain many chemical compounds including carcinogens such as benzene.

Pitch and tar roof.

It is solid for all practical purposes at room temperature. If you have a home with a flat roof a tar and gravel roof may be a good option for you. Construction definition coal tar pitch roofing. Built up roofing in which coal tar pitch forms the waterproofing component of the roof membrane.

Gravel is an excellent fire retardant. 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. 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. How are people exposed to coal tar and coal tar pitch.

It provides excellent protection against uv rays and is an attractive option for windows and decks that overlook the roof. Coal tar pitch is a thick black liquid that remains after the distillation of coal tar. Asphalt a by product of processing petroleum to make gasoline fuel oil and various hydrocarbon polymers was also popular. The primary routes of human exposure to coal tars and coal tar products are inhalation ingestion and absorption through the skin.

Also a tar and gravel roof is very rugged and safe to walk on. Tar and gravel roofing. It is used as a base for coatings and paint in roofing and paving and as a binder in asphalt products. Coal tar pitch is produced by distilling or heat treating coal tar which is a by product of the production of coke or coal gas.

Advantages of a tar and gravel roof.

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