Hardiebacker Cement Board Fire Rating

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Hardiebacker cement board fire rating.

Durock cement board hardie backer 0 25 in. Durock is manufactured in sheets with a thickness of anywhere from 1 4 to 5 8 inch a width of 32 36 or 38 inches and a length between 4 and 10 feet. On 2 x 8 common plate 3 1 2 thermafiber safb both cavities joints taped. Two hour fire rated construction chase walls steel framed acoustical performance construction detail description test number stc test number 9 1 2 usg durock brand cement board and 1 4 ceramic tile two rows 2 x 4 wood studs 16 o c.

Unless otherwise noted fire ratings apply to tests conducted on both sides. Tile backer board brands hardiebacker. It can be used as part of a hour long fire wall which is a wall that can resist a fire for up to an hour when properly constructed. Get free shipping on qualified fire resistant cement boards or buy online pick up in store today in the building materials department.

Hardiebacker cement board hardiebacker cement board is the strongest easiest to use and is the most durable lightweight cement backer board on the market today. Use 5 8 inch backer board as a fire rated material similar to type x drywall. Hardiebacker cement board is a portable fiber cement backer board that is composed of 90 portland cement and sand 10 cellulose. Yes hardiebacker 1 4 cement board is deemed noncombustible when tested to astm e 136 and can be used in conjunction with other noncombustible materials around a fireplace.

James hardie industries manufactures hardiebacker. Unlike pure cement board hardiebacker s fiber is almost invisibly integrated into the board making for cleaner cuts. The exact fire rating of durock is dependent on the other materials used during construction but a panel 1 4 or 1 2 inch thick typically provides an additional hour of fire protection. Hardiebacker cement board hardiebacker 1 4 board hardiebacker 250 cement board hardiebacker ez grid cement board hardiebacker 500 cement board hardiefloor wet area solution.

The best backer board choice. This does not mean that clearances to combustible building materials can be reduced by using hardiebacker 1 4. View top sellers in.