Cement Board Drywall Outside Corner

Then just tile over the mud with thinset tile.

Cement board drywall outside corner.

Where these two meet what is the proper way to finish it so it s a nice corner. After pressing the boards into the mortar screw them in with screws made especially for cement backer board installation. The cement board is on the wet area the drywall is on the dry area forming an outside corner. Whenever you re laying tile on a wood subfloor you need to first install cement backerboard to prevent leaks and water damage.

This joint needs to be flush and smooth in order for the tile or other wall covering to be installed correctly and to create a professional finished appearance. Cover and mortar the seams with fiberglass seam tape. Durock is a type of cement board that is water and moisture resistant. The shower ceiling is hardibacker and the wall outside the shower is drywall.

At some point along the wall the cement backer board will meet with the drywall used in the rest of the room. Just as you would with drywall make sure the screwheads are slightly depressed below the cement backer board surface. Corner bead is most often associated with drywall. It s available in sheets of many sizes with 3 foot by 5 foot sheets being the most common.

Are you saying just use the metal paper corner bead install with drywall mud even on the cement board. I need to finish the outside corner above the shower alcove. This video transition between cement board and drywall joint or how to tap drywall and cement board joint or tapping cement board and sheetrock shows the tra. Keep the cement backer boards about 1 4 inch apart.