Cement Board Vs Drywall Fire Rating

National gypsum company fire and sound selector ul type designation product name 5 16 gold bondfsw brand fire shield gypsum board 5 8 gold bond brand fire shield gypsum board type x 5 8 gold bond brand fire shield exterior soffit board type x 5 8 gold bond brand hi abuse xp fire shield gypsum board type x 5 8 gold bond brand hi impact xp fire shield.

Cement board vs drywall fire rating.

Durock 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. This does not mean that clearances to combustible building materials can be reduced by using hardiebacker 1 4. To receive the type x designation a gypsum board must achieve at least a one hour fire resistance rating for 5 8 inch board or a 3 4 hour rating for 1 2 inch board in a single layer nailed on each face of load bearing wood framing members. 1 hour fire rated construction wood framed loadbearing acoustical performance l n test number c c test number 5 1 2 durock cement board and 1 4 ceramic tile exterior 2 x 4 studs 16 o c.

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. On 2 x 8 common plate 3 1 2 thermafiber safb both cavities joints taped. Get free shipping on qualified fire resistant cement boards or buy online pick up in store today in the building materials department. Usg durock brand 1 2 in.

Also because it is denser than normal gypsum and paper drywall it takes longer for the fire to degrade it. Cement board with edgeguard model 172954 view the tile backerboard collection 10 97. As added benefits type x absorbs sound slightly better and is slightly stronger than conventional 3 8 inch or 1 2 inch drywall. Hanging drywall is not difficult if you have patience the right tools and.

Such materials include drywall also known as sheetrock and durock also known as cement board. Blue board drywall is not made for mud tape or paint. Fire rating of durock vs. Hardiebacker board is not designed to take the place of stone drywall or other materials used near or on your fireplace.

Thermafiber safb sheetrock firecode panels r ul des u329 durock cement board systems ny sa932 5. Around a fireplace you can use hardiebacker board to prepare an area for tile installation either stone or ceramic. Instead it was designed to be a subfloor or backing material for another material installed on top of it. Glass fibers are added to the board to help it retard fire.