Fasten cement board with specified nails or screws a maximum of 8 on center at all supports.
How to install cement board on bathroom walls.
Feather the edges of the mortar across each board so the surface is as smooth as possible.
This video how to install cement board step by step full bathroom remodeling or how to install durock board shows cutting and installing cement board and t.
Score the face of the panels with a carbide tipped scoring knife and then hit the panel behind the score line to snap the panel.
Start installing your boards a quarter inch above the floor tub or shower board and caulk accordingly.
Wall ceiling installation 1 2 5 8 only fastening fasten to studs spaced 16 o c.
Space fasteners 8 o c.
Mix and apply the mortar.
You can then caulk the 1 4 inch gap between the bottom of the cement board and top of the tub.
Fit ends and edges of.
Away from edges to avoid breakage.
Spread a thin layer of mortar over the fiberglass tape with the flat side of your trowel.
The cement board should be plumb hence the need for shims sometimes.
Drive screws flush with the surface of the board being careful not to break through mesh.
Definitely use cement board instead of green board.
Screw a full size 3 x 5 ft.
Cement board screws every 8 in.
Install the first sheet.
Cement board to the back wall.
Along each stud but 1 in.
Cut through the fiberglass mesh on the back of the panel to separate the pieces.
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I suggest shimming the studs only if you have to to get the cement board down over the tub lip.
Because cement board fasteners may protrude through the plywood base when 1 4 cement board is used 1 2 or 5 8 cement board is preferred in this application.
Make a rough plan for the cement board sheet layout based on the area to be covered and the size of the cement board.
For walls 6 o c.
Hold the sheet above the tub shoulder with 1 4 in.