Take down any high protrusions and fill in large low spots.
Thinset for mosaic floor tile.
Thinset mortar is your default tile mortar for most indoor and outdoor applications.
This will prevent the excess mortar from seeping.
Cost.
With moderate skills and these instructions any diyer can complete this project.
Proper thinset mortar coverage means a minimum of 85 total coverage beneath a tile for a dry area installation most floors fireplace etc and 95 minimum total coverage in a wet area showers tub surrounds etc.
Installing mosaic tiles is a classic and elegant way to finish a bathroom floor.
Installing out mosaic tiles is easier than ceramic tiles since you don t have to worry about ending up with a row of narrow tiles.
Mix thinset to a peanut butter consistency image 1.
This is particularly important when working with glass mosaic tile which is non porous and difficult to bond securely.
Thinset is a bonding mortar which means it is a portland cement the same as used in concrete with polymers added to make it sticky and extra strong.
Thinset is a mortar that is made of portland cement silica sand and moisture retaining agents.
For outdoor and wet mosaics thinset is recommended instead of adhesives.
There is more to that requirement such as complete coverage beneath all four corners of the tile but those are the basics.
Small indentations can be filled in when you apply thinset or epoxy mortar.
Next spread a thin layer of thinset on the back of the glass mosaic tile sheet with the straight edge of your trowel.
Aug 2 2019 how to mix and use thinset bonding mortar for detailed work with glass mosaic tile and stained glass.
It is applied to the substrate with a notched trowel.
Allow it to rest for about 10 minutes.
Mapei mosaic and glass tile 10 lb white powder thinset mortar item 13718 model 15410136 for use with glass up to 6 in x 6 in porcelain and ceramic tile up to 15 in x 15 in.
Spread thinset mortar onto the floor with a trowel and comb it until the mortar is a uniform depth.
This back buttering step is best used for all glass mosaic tile but is essential when using fully transparent tile in order to keep any remaining trowel lines.
Then turn the trowel and smooth out the ridges.