Celebrating a Lesser-Known Role of Hamilton: Father of the Coast Guard 2 Â· 1 comment President Trump to give keynote speech at US Coast Guard Academy in May 2017.
First, You don't Tile over Drywall in any case in Bathroom area exposed to Moisture etc.( you may have to remove existing drywall& install cement board, around that area for better results of tiling. Second. The drywall should not be, less then Blue Board for all areas except Shower or bathtub tiling.
1 If you notice a skin forming on top of the thinset mortar or tile mastic, do not install tiles over it. 2  Scrape it off using a paint scraper and apply fresh mortar before continuing. 3  Ceramic tiles can be applied to nearly any surface, including both painted and unfinished drywall. You can test your dry fit pattern by making a layout stick, which can be made from any straight and level piece of spare wood. 2  Lay the tiles on a floor and mark the layout stick with a pencil at the joints between tiles. 3  Use the layout stick to see how the tiles fit on the wall.