when to use 1/4 cement board
Both 14- and12-inch cement board are appropriate for floors. 7 Feb 24 2008 Edited Use 12 Cement board in your shower wall area.
James Hardie Hardiebacker 3 Ft X 5 Ft X 1 4 In Cement Backerboard 220022 The Home Depot Fiber Cement Hardie Backerboard
The cement board both walls and floor will get RedGard before tile.
. Restrictions apply to cement board wall usage. For wall or ceiling applications use 12 or 58 Durock cement board. Use the fastener pattern as a guide.
Ad Discover How USG Tile Backer Products Have Your Back During All Installations. It can be applied directly over old substrate on countertops to save time. Cement Board is a cement Hardie Backer 14 in.
For wall or ceiling applications use 12 or 58 Durock cement board. It should be almost unnoticeable if done right. To install cement board on floors cement board manufacturers mandate a 58- inch plywood subfloor or OSB underlayment.
The reason I ask is that weve got 8 sheets left from our last project and Id like to use them on our upcoming bathroom. They also require a 34- inch subfloor where tile size exceeds 12 inches. Embed HardieBacker cement board firmly and evenly in the wet mortar.
If you have 38 sheetrock use 12 cement board and feather out the joint to approx 10 to 12. Hardie Backer 14 in. 14 Durock cement board should not be used for wall or ceiling applications.
On walls the maximum stud spacing is 16 inches off-center. July 5 2020 at 340 pm. The 14 thickness helps eliminate transition trim when abutting carpet or wood flooring and minimize level variations with other finish materials.
If so how close would they need to be. USG Durock and Fiberock Brand Tile Backer Products Have Your Back. Still have a transition step with thinset plus tile.
14 Durock cement board should not be used for wall or ceiling applications. Ensure subfloor is not damaged. Works under interior floors to provide a solid foundation for tile vinyl wood and other flooring.
Dont forget to share this post. Fasten HardieBacker cement board with. Cement Board will also work as a countertop backerboard and underlayment for tile granite and other stone surfaces.
Grout the 18 gap. We recommend 14 in HardieBacker board for floor applications unless 12 in thickness is needed for transition. Cement board is most commonly sold in 3 x 5-foot sheets and in thicknesses ranging from 14 inch to 58 inch.
Cement backer board comes in two standard thicknesses 12 inch and 14 inch. Both 14- and12-inch cement board are appropriate for floors. If you have 38 sheetrock use 12 cement board and feather out the joint to approx 10 to 12.
If installing tiles on shower ceiling you can also use cement boards as well. Larger 4 x 8-foot panels are also available but their weight makes them hard to manage for DIYers. If 14 cement board was attached to drywall plywood or plaster that has been properly waterproofed it would be fine.
A 3 x 5 panel of 14-inch cement board weighs about 30 pounds. You could lose maybe 14 by putting a membrane in. You might want to check your local building codes I am fairly sure they will not allow that.
What thickness Hardibacker should I use. For example for strength reasons manufacturers mandate 12-inch and 58-inch board on walls. A 12-inch sheet 36 to 44 pounds.
Only 14-inch cement board can be used on walls if there is a minimum of 58-inch exterior-grade plywood sheathing or an Oriented Strand Board OSB subfloor. Use 12-inch or 58-inch-thick cement board not 14-inch. They also require a 34-inch subfloor where tile size exceeds 12 inches.
If I thinset the cement board down using a 14 x 14 trowel and screw it every 8 will the thinset end up being 18 thick. The exception to this rule allows 14-inch cement board on walls only where there is minimum 58-inch exterior-grade plywood sheathing or Oriented Strand Board OSB subfloor. We recommend 14 in HardieBacker board for floor applications unless 12 in thickness is needed for transition.
If you want to be really safe you can go 1 subfloor plus 12 backer and this would be OK for 98 of the homes built in the late 70s assuming they met building codes then. Hardie Backer 14 in. 14 USG Durock cement board is an ideal substrate for fl oor and countertop ceramic tile installations.
Works under interior floors to provide a solid foundation for tile vinyl wood and other flooring. So you have a couple options. July 5 2020 at 402 pm.
Cement Board is a cement backerboard designed for use with floors and countertops. Cement Board is a cement backerboard designed for use with floors and countertops. 3 Attach HardieBacker cement board to subfloor Apply a supporting bed of mortar or modified thinset to subfloor using a 14 in square-notched trowel.
Replace any loose warped uneven or damaged sections of floor. But this doesnt help your transition issue. Cement Board will also work as a countertop backerboard and underlayment for tile granite and other.
Tear the shims out. Your wall will not be strong enough. Would it be okay to use 14 if we put extra 2x4s in the wall.
That way the difference will only be 18. It should be almost unnoticeable if done right. A 14-inch minimum thickness is needed but thicker panels are also fine.
Joined May 11 2006. I know 12 cement board is the spec for shower walls due to the deflection of 14 Hardibacker. The industry standard is to use 12-inch-thick backer board on wall tile installations such as a tub surround.
Make that up by having the tile sit over the cement board just slightly where it meets the 38 SR. To install cement board on floors cement board manufacturers mandate a 58-inch plywood subfloor or OSB underlayment. Click to see full answer.
What thickness Hardibacker should I use. The 14 thickness helps eliminate transition trim when abutting carpet or wood fl ooring and minimize level variations with other fi nish materials. 14 USG Durock cement board is an ideal substrate for floor and countertop ceramic tile installations.
The extra thickness is needed when spanning the studs and it provides a solid base for the tile.
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