Use a hard edged rubber grout float and hold it at a 45 degree angle.
How to grout ceramic floor tile.
Work in a small area at a time roughly a 3 x 3 foot section.
Pour 1 cup of dry grouting compound into the small plastic tub.
Let the grout sit.
Then wait 15 30 minutes for the grout to set before wiping off excess grout with water and a grout sponge.
Grouting may seem scary but it doesn t need to be.
Begin cleaning the tile surface immediately to prevent film or excessive clean up later.
Add water very slowly until it reaches a toothpaste like consistency.
Then use terry cloth rags to rub dry grout into the joints in a circular motion until the joints are uniform and the tiles are clean.
Use this method for both pre mixed and powdered grout.
Pour a quart to half gallon of grout on the tiles.
Be careful not to add too much water if the grout becomes soupy you will have to add more grout powder to regain the correct consistency.
Mix the grout powder with water in a plastic bucket using a margin trowel and following the manufacturer s directions.
Sprinkle dry grout directly from the package over your work area.
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.
Spread the material in sweeping arcs pressing it into the joints to fill them completely.