Concrete board

Concrete Board or Wonderboardâ"¢
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Concrete board or cement board " A panel made out of concrete and fiberglass, usually used as a tile backing material.

Concrete board - A panel made out of concrete and fiberglass usually used as a tile backing material.

Concrete board
Condensation
Beads or drops of water (and frequently frost in extremely cold weather) that accumulate on the inside of the exterior covering of a building.

Step 5
Cut Concrete Board to Match the Countertop and Sink Opening
Cut backer-board to match the countertop. Score along the cut line and break the board. Cut the sink opening with a spiral cutting saw and masonry bit.

Concrete Board
Conduit
A tube or duct for enclosing electric wires or other cables.

Concrete board
Concrete Brick
A solid concrete masonry unit the same size and proportion as a clay brick.

Instead of laying beds of mortar on the jobsite, or using inferior backing boards such as greenboard, you can simply screw in these pre-formed and already-set sheets of concrete board. Pretty neat.
Applications for Cement Backer Board?

Pressure treated 2 x 4s on edge, spaced every 6 inches and covered by a fiberglass laminated concrete board, makes an excellent base for your battery box.

For example, the BEST method of installing ceramic tile is to first lay a base of HardiBacker concrete board. This is at minimum 1/4 inch thick. This backer gets screwed to the existing floor.

For bathroom areas where ceramic tile is to be applied, e.g. Shower/Bathtub areas, Concrete board should be used. The concrete board is also referred to as Wonderboard or Durock.

See also: Concrete, Water, Tile, Floor, Wood