Which side of Durock goes down on subfloor?
Durock Surface which side down. Does the rough side of the cement board go down on the subfloor or the smooth side. I can see possible benefits of the rough side up to give the tile more adhering power but again the smooth side might provide a more level surface.
Which side of Durock cement board goes up?
Also, cement board typically has a label or manufacturer sticker on the front of the board. The back of cement board is plain, has no manufacturer-defining stickers and is void of the front-featured grid. Always install cement board with the grid facing out. Simply so, which side of Durock cement board goes up? Durock Surface which side down.
What side of Durock do you use for mastic?
Although both sides of USG Durock® cement board are suitable for either mastic or thin-set mortar applications, as a general guide, use the smooth side for mastic applications and the rough side for mortar applications. 10. Shadowing and Spotting
How do you attach Durock to exterior walls?
D Exterior Walls—Attach USG Durock® cement board with corrosion-resistant screws spaced a maximum of 8" o.c. over framing spaced a maximum of 16" o.c. Apply a weather-resistive barrier and flashing behind the panels as required.
What is USG Durock?
USG Durock® cement board is formulated to develop fine microcracking (also called multiple cracking) in the panel. The microcracking process helps to evenly relieve the stored strain energy in the product due to handling and installation, external loads, and/or panel restrained movement. The presence of microcracks in the panel should not be considered
Does USG Durock cement board deteriorate?
USG Durock® cement board is vapor permeable and does not deteriorate in the presence of water. For interior applications, if a vapor retarder or waterproof construction is specified, a separate barrier must be applied over or behind the USG Durock® cement board. If waterproofing is desired, use USG Durock™ Brand Tile Membrane or USG Durock™ Waterproofing Membrane. See USG literature piece CB492 for USG Durock™ tile membrane product information. See USG literature piece CB595 for USG Durock™ waterproofing membrane product information.
Does cement board have a back?
One may also ask, does cement board have a front and back? Also, cement board typically has a label or manufacturer sticker on the front of the board. The back of cement board is plain, has no manufacturer-defining stickers and is void of the front-featured grid. Always install cement board with the grid facing out.
Is cement board smooth or rough?
Cement board has a smooth side and a rough side. Face the rough side out if you will be using thin-set mortar adhesive to install the tile but the smooth side out if you will be using latex mastic. Click to see full answer.
