DIY Network

How to Install a Mosaic Tile Floor

Installing mosaic tiles is a classic and elegant way to finish a bathroom floor. With moderate skills and these instructions any DIYer can complete this project.

More in Floors

updated turn of the century bathroom renovation
  • Time

    Two Days

  • Price Range

    $1,000 - $2,500

  • Difficulty

    Moderate

Highlights:

Step 1: Dry-Fit the Tiles

Dry-fit tiles before adhering to determine the pattern (Image 1). Sheet tiles can be cut with a utility knife along the grout lines to match up to the inlay tiles (Image 2).

Step 2: Center the Design

Once pattern is set, use a tape measure to center the design in the room.

measure to center design in room

Step 3: Mark the Design

Mark corners with a pencil then pick all the tiles back up. Snap chalk lines from corner to corner to make a box for the field tile.

mark the design

Step 4: Spread Thinset

Mix thinset to a peanut butter consistency (Image 1). Allow it to rest for about 10 minutes. Spread thinset in area using a 1/4 x 1/4 square notch trowel (Image 2), then begin to set tiles (Image 3).

Step 5: Set Border Tiles

Backbutter the border or inlay tiles using a margin trowel and set them in place.

backbutter the border or inlay tiles

Step 6: Cut and Set Partial Tiles

Use a wet saw to cut the field tiles against the wall to size (Image 1). To make small cuts, such as cuts to go around a radiator, use a tile nipper (Image 2).

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