Although there are drawbacks with mastic there are advantages.
Mastic for wall tile.
It allows the quick and efficient setting of porcelain quarry stone ceramic and mosaic tiles.
Mastic has superior holding strength easier to apply and sets quickly.
Bostik multi purpose mastic is a high performance adhesive for the interior installation of most types of ceramic and stone tile except moisture sensitive marble.
Henry 314 readyset gallon premixed mastic adhesive is a premium installer grade adhesive.
When used to tile walls it s strength allows you to set tile and if you re good with eyeballing you can set tile without the use of spacers.
For use with ceramic and porcelain tile.
Mastic is an adhesive that along with thin set mortar is used to stick tile to wall or floor surfaces before grouting.
For use on shower walls.
Bostik multi purpose mastic is ready to use for a fast professional installation and provides excellent vertical grab for large bodied tiles.
Tile up to 12 in x 12 in on walls 6 in x 6 in on floors.
Pre mixed for easy installation.
While mastic does have strong points such as great adhesive properties and adaptability to many substrata high performance in wet areas is not one of its high points.
Gypsum wallboard dry walls only cement board exterior grade plywood interior only concrete and masonry block.