Step 3 apply primer to the sheetrock.
Waterproofing sheetrock for tile.
If weight is still a concern consider ultra light half inch drywall.
You should be attaching the tile to cement board or over a wire lath with mortar.
Scrape away any loose or peeling paint or wallpaper.
The thickest of all the types of drywall 5 8 inch drywall is often fire resistant drywall.
Choose from liquid waterproofing membranes which can be applied for both waterproofing and as a crack isolation membrane anti fracture or waterproofing sheet membranes which allow for a quick easy waterproof installation.
Blueboard is a type of drywall that is frequently used for a tile wall in a shower.
Schluter systems kerdi seal mv orange plastic waterproofing tile membrane.
Mix a small amount of grout at a time and apply it with a rubber float.
This type of waterproof drywall is designed for wet areas such as showers and bathtub surrounds.
Step 4 place tile adhesive on the sheetrock.
Start by removing any molding switch plates outlet covers and other hardware attached to the area being tiled.
You should not ever put tile directly onto drywall even the green board water resistant kind.
Most tile have a recommended grout that works well with them so check your manufacturer s instructions.
Work it into the spaces using a diagonal motion.
Once the thinset has dried for 24 hours remove the spacers and prepare the wall for grout.
Let the wall dry thoroughly.
Apply a coat of primer sealant to the wall.
Next take the tile adhesive thinset mortar and apply it to the drywall with a trowel.
You don t really water proof the drywall itself.
Roll it onto the surface evenly to avoid drips that might cause the tiles to hang strangely.
Pour the oil or latex based waterproofing primer into a paint tray.
Not only is it water resistant but blueboard is easy to find and inexpensive making it an ideal option for those on a budget.
Allow the primer to dry completely.
Roll the primer onto the drywall in a thin even coat.
It is 13 pounds lighter than other varieties for the same size and thickness.
Paint the primer onto small areas or in corners with a paint brush.
Remove any remaining dust oil or grease with tsp tri sodium phosphate or an ammonia based cleanser.
Laticrete tile waterproofing membrane products provide protection for floors and walls for applications ranging from occasionally wet to continuous water submersion as in showers or pools.
Furthermore blueboard is not difficult to install.
This is the most common choice for interior walls because they are easy to carry and hang.