Hardboard Siding Asbestos

Cement fiber siding made prior to the 80s had asbestos in it.

Hardboard siding asbestos.

If your house is older it may require abatement. Roofing and siding shingles are among the most common materials to contain asbestos and will readily release fibers into the air if broken. When james hardie immigrated to australia from ireland in the late 1800s he began a tanning business. Asbestos was also put into cement used on the exterior of buildings to help insulate the.

When the siding is manufactured a combination of heat and pressure is used to consolidate the wood fibers with the other products resulting in a dense board with a smooth finish. For that reason it is very slightly possible that one might detect a rare asbestos fiber in masonite if the hardboard producing equipment such as an asbestos coated roller was. It is often composed of compressed wood fiber wax resin and wood. A 1932 patent does describe the use of asbestos in the equipment used to produce masonite hardboard.

Masonite also known as cardboard hardboard or clapboard is the primary siding used in tract homes throughout the united states. Asbestos was used to make several exterior materials. Masonite siding is made of wood chips held together with glue resin and wax. He imported oil and hide tanning chemicals for his business and formed a partnership with andrew reid.

Because fiber cement siding manufactured in north america after around 1978 was made without using asbestos in those later products and because those non asbestos fiber cement shingles included products that by eye were an exact visual match for their older asbestos containing brothers and sisters already installed a building built. Hardboard siding hardboard siding is a type of exterior siding for homes. Best answer no masonite and the class action suit prior to the 1980 s masonite had manufactured highquality hardboard siding also known as. Asbestos was not an ingredient in masonite hardboard products.