Install a towel bar on tile: drilling, anchors and what to do about grout lines

Quick Answer

Determine if your wall contains a wooden stud or only hollow space before drilling to avoid a loose towel bar. In this guide, Bathroom Accessories World walks through the steps to install a towel bar on tile while avoiding cracked grout lines.

Grout is the material used to fill the spaces between individual tiles. When you compare different towel bar styles, drilling into tile requires a diamond-tipped bit to prevent cracking the surface, which is a common failure point when using standard steel bits.

Steps to install a towel bar on tile

To install a towel bar on tile, drill holes into the tile and use wall anchors to secure the hardware. This process requires a masonry drill bit and a hammer drill to penetrate the ceramic or stone surface. Verify your wall type by tapping the tile to check for a hollow sound or a solid thud.

1. Mark the desired mounting locations on the tile surface with a pencil.
2. Drill holes into the tile using a masonry bit to ensure the bit penetrates the material.
3. Insert plastic wall anchors into the drilled holes until the anchors sit flush with the tile.
4. Mount the hardware and install towel bar in tile by tightening the screws into the anchors.

Anchors provide the necessary grip for your towel bar

Anchors are hardware pieces inserted into a wall to provide a secure mounting point. They expand or grip against the wall material to prevent the screws from pulling out. Choosing the right type ensures your towel bar stays firmly in place without falling off the tile.

Required towel rack hardware

• Masonry drill bit. A drill bit is the cutting tool attached to a power drill to create holes.
• Hammer drill
• Plastic wall anchors
• Towel bar bracket
• Screws

How do I start the installation process?

Start by identifying the stud locations behind the tile wall. Use a stud finder to locate the wood or metal beams. If no studs are available, select heavy-duty wall anchors suited for masonry to support the weight of the towel bar.

Which anchors should I use for a towel bar?

The anchors you should use for a towel bar depend on the wall material behind the tile. Use plastic anchors for hollow walls and toggle bolts for heavy loads on masonry. Proper anchors grip the substrate to prevent the bar from pulling away from the wall during use.

Identify the wall type before purchasing hardware. Hollow walls like drywall require different expansion methods than solid brick or concrete.

Recommended bar anchor types

• Plastic anchors expand against the side of a drilled hole to grip hollow drywall.
• Toggle bolts use a metal wing to spread against the back of a wall for heavy loads.
• Masonry anchors grip into solid brick or concrete to hold heavy hardware.
• Wall anchors provide a standard grip for general purpose mounting.
• Follow specific instructions to install towel bar tile safely on different surfaces.

Choosing the right weight rated bar hardware

Select hardware based on the weight of the towels. Heavy cotton bath towels exert more force than thin hand towels. Match the anchor weight rating to the expected load to prevent the hardware from failing.

Techniques to prevent cracking tile during drilling

Use a diamond-tipped drill bit to drill through tile. This tool cuts the surface rather than striking it. A diamond-tipped drill bit prevents the tile from cracking or shattering during the initial penetration. Use a slow speed to maintain control over the drill bit as it enters the surface.

Identify tile type and hardness

The hardness of the tile determines the risk of fracture. Porcelain tile has a high density that requires a sharp edge to prevent chipping. Ceramic tile may crack if the drill bit applies too much pressure too quickly. Check the tile type on the manufacturer label before selecting a tool.

Using a masonry bit to protect the surface

A masonry bit features a carbide tip to grind through stone and concrete. Switch to a masonry bit after the drill passes through the tile layer. This change prevents the drill from binding in the hard substrate behind the tile.

What happens if the drill bit hits a grout line?

If the drill bit hits a grout line, it will likely pass through the softer material without damaging the surrounding tile. You can continue drilling to reach the wall behind the tile. Grout is softer than ceramic or stone, so the bit will move through it with less resistance than the tile surface.

Correct for off center holes

The drill bit may shift slightly as it enters the grout. This movement can cause the hole to become slightly off-center from your initial mark. You should check the position of the hole before inserting the wall anchor to ensure the towel bar remains level. If you need to compare a towel hook rack with a towel bar, level means a surface is perfectly horizontal or vertical relative to the ground.

Adjusting your placement for tile grout lines

Fix the towel bar position by moving the mounting points to the center of a tile. This avoids the risk of the drill bit wandering into a grout line. If you must drill near a grout line, use a masonry bit to maintain a steady path through the material.

Ensuring a level and stable towel holder

Place a spirit level on the towel bar holder to confirm the bar sits horizontally. Secure the holder by drilling into wall studs or using plastic wall anchors. A level bar prevents the towel from sliding to one side. A stable mount keeps the hardware from pulling away from the tile surface.

Leveling and security checklist

1. Place the towel bar holder against the tile and set a spirit level across the mounting brackets to check for a horizontal line.
2. Mark the drill points with a pencil to confirm the placement matches the desired height.
3. Drill holes into the tile using a diamond-tipped bit to ensure the drill bit does not crack the ceramic.
4. Insert plastic wall anchors into the holes to check that the anchors sit flush against the wall.

Verifying the alignment of the towel holder

Check the spirit level again after tightening the screws. The bubble in the spirit level must sit in the center of the vial. Verify the towel bar holder does not wiggle when you apply downward pressure.

Install your towel bar on tile using the correct anchors

Deciding how to mount hardware on tile requires knowing the specific wall material and the correct drilling technique before starting the project.

Installation checklist

1. Identify the wall material behind the tile. Tap the tile to hear if it sounds hollow or solid. A hollow sound indicates a stud or cavity, while a solid sound suggests masonry or brick.
2. Select the appropriate wall anchors. Choose toggle bolts for hollow walls or plastic expansion anchors for masonry. Using the wrong anchor type will cause the towel bar to pull out.
3. Locate the studs or masonry points. Use a stud finder or a masonry scanner. A successful result is a clear reading that confirms a solid mounting point for the screws.
4. Consult a professional about drilling depth. Ask a contractor or handyman for the recommended drill bit size. Confirm the bit size matches the diameter of your chosen anchors.
5. Mark the drill points on the tile. Trace the towel bar holes onto the tile using a pencil. Ensure the marks are perfectly level and aligned with your identified mounting points.

Frequently asked questions