For larger tiles you ll need a 10mm or 12mm trowel.
How to grout ceramic tile on floor.
For tiles smaller than 300x300mm you can use an 8mm trowel.
Grouting may seem scary but it doesn t need to be.
To grout a tile floor start in the farthest corner of the room scoop some grout on the floor with a trowel and use a grout float to spread the grout over a small joint.
Work in a small area at a time roughly a 3 x 3 foot section.
Use this method for both pre mixed and powdered grout.
Epoxy grout slightly more expensive than other types but it s effective for tiles that require a high degree of water resistance such as bathroom tiles.
Use a hard edged rubber grout float and hold it at a 45 degree angle.
Spread the material in sweeping arcs pressing it into the joints to fill them completely.
Push the grout into the joints and compress by wiping over at an angle across the joints.
Latex modified sanded cement grout similar to cement grout but with an added degree of water resistance and bonding characteristics which make it great for bathrooms and countertops.
Demonstration of tile grouting technique using correct technique with tips for best practices.
Apply the grout to the tiles using a trowel.
The size of your tiles will determine the size of the trowel to use.
Then wait 15 30 minutes for the grout to set before wiping off excess grout with water and a grout sponge.
Pour a quart to half gallon of grout on the tiles.
Take a damp sponge and make light passes across the tiles diagonally to clean off the excess grout.