Is cement backer board fire resistant?

Hardiebacker is a brand name for a line of fiber cement boards used in construction projects. This material has strong moisture-resistance capabilities and is also heat resistant, making it an ideal liner for projects around your fireplace.Click to see full answer. Similarly, you may ask, is cement board fire resistant?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. This does not mean that clearances to combustible building materials can be reduced by using HardieBacker 1/4″.Additionally, can cement backer board be used outside? It can be used on the exterior of buildings as a base for exterior plaster (stucco) systems and sometimes as the finish system itself. Cement board adds impact resistance and strength to the wall surface as compared to water resistant gypsum boards. One may also ask, can cement board be used as a heat shield? Safe wood stove installations require a heat shield that will prevent heat from the wood stove from creating a fire hazard in the building materials that form the exterior wall. Hardi cement board is an inexpensive solution that will form the foundation of an effective heat shield for any application.Can cement backer board be painted?Not likely. but Hardie backer board’s official installation tutorial says it can be finish with paint. Use the backer board on the tiled part, and use the moisture resistant drywall on the rest. It’s used in bathrooms everywhere.

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