How Do You Properly Put Tile In a Shower?

AvatarByColleen Barnes Shower Routine & Lifestyle

Tiling a shower can transform an ordinary bathroom into a stunning, spa-like retreat. Whether you’re renovating an outdated space or building a new one from scratch, installing tile in your shower not only enhances its aesthetic appeal but also provides durable, water-resistant protection. For many DIY enthusiasts and homeowners, learning how to put tile in a shower is an empowering project that combines creativity with practical skill.

The process of tiling a shower involves careful planning, precise preparation, and attention to detail to ensure a flawless finish that stands up to moisture and daily use. From selecting the right materials to mastering the techniques of cutting, spacing, and grouting, each step plays a crucial role in achieving a professional-looking result. Understanding the fundamentals before diving in can save time, reduce frustration, and help avoid common pitfalls.

In the following sections, you’ll discover an overview of what it takes to successfully tile a shower, including essential tools, surface preparation, and tips for working with different types of tile. Whether you’re a seasoned DIYer or a first-timer, this guide will equip you with the knowledge and confidence needed to bring your vision to life and create a beautiful, long-lasting tiled shower.

Preparing the Shower Surface for Tiling

Before applying tile, it is crucial to prepare the shower surface properly to ensure a durable and moisture-resistant installation. Start by removing any old tiles, drywall, or other materials that may be on the walls. The substrate must be clean, smooth, and solid. Traditional drywall is not suitable for wet areas like showers; instead, use cement backer board or a waterproof membrane system.

Once the old materials are removed, inspect the studs and framing for any damage or mold. Repair or replace as necessary. Install cement backer board panels by cutting them to fit the shower walls and fastening them with corrosion-resistant screws. Leave a 1/8-inch gap between panels to allow for movement and prevent cracking.

After the backer board is installed, apply a waterproofing membrane over the entire shower area. This can be a liquid-applied membrane or a sheet membrane. Ensure all seams, corners, and fastener heads are properly sealed according to the manufacturer’s instructions. Proper waterproofing prevents moisture from seeping into the wall cavity, which can cause mold and structural issues.

Choosing the Right Tile and Tools

Selecting the appropriate tile and tools is essential for achieving a professional finish. Shower tiles must be durable, water-resistant, and easy to clean. Ceramic, porcelain, and natural stone tiles are popular choices. Consider the size and texture of the tile; smaller tiles with more grout lines provide better traction in the shower floor, while larger tiles can be used on walls for a sleek look.

The basic tools and materials required include:

  • Tile cutter or wet saw for precise cuts
  • Notched trowel for spreading thinset mortar evenly
  • Tile spacers to maintain consistent grout joints
  • Level and measuring tape for accuracy
  • Rubber grout float for applying grout
  • Sponge and bucket for cleaning grout residue
  • Safety gear such as gloves and eye protection
Tool/Material Purpose
Tile Cutter/Wet Saw Cut tiles to fit around corners and fixtures
Notched Trowel Apply thinset mortar in uniform layers
Tile Spacers Maintain consistent spacing between tiles
Level Ensure tiles are aligned and flat
Rubber Grout Float Apply and smooth grout between tiles
Sponge Clean excess grout off tile surfaces

Applying Thinset Mortar and Setting Tiles

Mix the thinset mortar according to the manufacturer’s guidelines until it reaches a peanut butter-like consistency. Using the flat side of the notched trowel, spread a thin, even layer of mortar over a small section of the prepared backer board. Then, use the notched side to comb the mortar, creating ridges that improve tile adhesion.

Begin placing tiles at the lowest point or the center of the wall, depending on the layout plan, pressing each tile firmly into the mortar. Use tile spacers between each tile to achieve uniform grout lines and check alignment frequently with a level. If tiles need to be cut, measure carefully and make cuts before setting them in place.

Work in small sections to prevent the mortar from drying out before the tiles are set. Periodically remove excess mortar that oozes out between tiles to make grouting easier later. Allow the mortar to cure for at least 24 hours before proceeding to grout.

Grouting and Sealing the Tile Surface

After the thinset mortar has fully cured, remove the tile spacers and prepare the grout mix. Choose a grout that is suitable for wet environments; epoxy grout is highly water-resistant, while cement-based grout is easier to work with but requires sealing.

Using a rubber grout float, apply grout diagonally across the tiles, pressing firmly to fill all joints completely. Remove excess grout from the tile surfaces by holding the float at a 45-degree angle and scraping it off. After the grout starts to set (usually after 10–15 minutes), clean the tiles gently with a damp sponge in a circular motion to remove grout haze.

Allow the grout to cure according to the product instructions, typically 24 to 72 hours. Once cured, apply a grout sealer to prevent moisture penetration and staining. For natural stone tiles, sealing the tile surface itself is also recommended to protect against water damage and discoloration.

Finishing Touches and Maintenance Tips

Install any necessary trim pieces or edge profiles to protect tile edges and create a polished appearance. Silicone caulk should be applied in corners, around fixtures, and where the tile meets the shower pan or tub to maintain a flexible, waterproof seal.

Regular maintenance is key to preserving the tile’s appearance and longevity. Clean the tiles and grout regularly with non-abrasive cleaners designed for tile surfaces. Avoid harsh chemicals that can degrade grout or damage sealants. Periodically inspect grout and caulk lines for cracks or gaps and repair them promptly to prevent water infiltration.

Following these detailed steps and using the appropriate materials will ensure a professional-quality tile installation in your shower that is both functional and visually appealing.

Preparing the Shower Surface for Tile Installation

Proper preparation of the shower surface is critical to ensure a durable, water-resistant tile installation. Begin by removing any existing materials, such as old tile, drywall, or paint, until you reach a structurally sound substrate.

  • Inspect the framing: Verify that wall studs and shower pan framing are plumb and stable.
  • Install a waterproof backer board: Use cementitious backer boards like HardieBacker or Durock. These boards resist moisture and provide a stable base for the tile.
  • Seal joints and fasteners: Apply alkali-resistant fiberglass mesh tape over seams and embed it in thinset mortar to prevent cracking.
  • Waterproofing membrane application: Apply a liquid waterproofing membrane or sheet membrane over the backer board to create a continuous moisture barrier.
Material Purpose Notes
Cement Backer Board Stable, moisture-resistant substrate Use corrosion-resistant fasteners; leave 1/8″ gap between boards
Waterproofing Membrane Prevents water penetration Ensure full coverage, including corners and seams
Fiberglass Mesh Tape Reinforces seams Use alkali-resistant tape designed for cement boards

Selecting and Preparing Tile for the Shower

Choosing the correct tile type and preparing it properly ensures longevity and aesthetic appeal in a shower environment.

  • Tile type: Porcelain, ceramic, and natural stone are popular choices. Porcelain offers excellent water resistance and durability.
  • Tile size and layout: Smaller tiles, such as mosaics, provide better grip on shower floors, while larger tiles can be used on walls for a sleek look.
  • Dry layout: Arrange tiles on the floor or a flat surface to plan cuts and ensure pattern alignment before installation.
  • Tile conditioning: Soak natural stone tiles in water to prevent excessive grout absorption if recommended by the manufacturer.

Applying Thinset Mortar and Setting Tiles

Using the right thinset mortar and proper application techniques is fundamental for a secure tile installation in a shower.

Choose a polymer-modified thinset mortar designed for wet areas. Follow manufacturer instructions for mixing to achieve the correct consistency, typically a creamy, peanut-butter-like texture.

  • Back buttering: Apply a thin layer of mortar directly to the back of each tile to improve adhesion.
  • Notched trowel: Use a trowel with the appropriate notch size based on tile dimensions (e.g., 1/4″ x 3/8″ for standard wall tiles).
  • Set tiles firmly: Press each tile into the mortar bed with a slight twisting motion to ensure full contact and eliminate air pockets.
  • Use tile spacers: Maintain consistent grout joints by placing spacers between tiles as you work.
  • Check level and alignment: Regularly use a level and straight edge to keep tiles flat and aligned.

Grouting and Sealing the Shower Tiles

Proper grouting and sealing protect the tile installation from water damage and staining.

  • Choose the right grout: For shower applications, unsanded grout is preferred for joints less than 1/8 inch wide, while sanded grout suits wider joints.
  • Mix grout properly: Follow the manufacturer’s instructions to achieve a workable consistency without excess water.
  • Apply grout: Use a rubber float to press grout diagonally across the tile joints, ensuring full joint fill.
  • Clean excess grout: Wipe tile surfaces with a damp sponge, rinsing frequently, and avoid removing grout from joints.
  • Cure time: Allow grout to cure per manufacturer guidelines, usually 24-72 hours.
  • Seal grout and natural stone: Apply a penetrating sealer to grout lines and natural stone tiles to prevent water infiltration and staining.
Step Recommended Product Type Purpose
Grout Polymer-modified, sanded or unsanded Fill joints, prevent water penetration
Sealer Penetrating, water-repellent Protect grout and stone from moisture and stains

Professional Insights on How To Put Tile In Shower

Jessica Martinez (Certified Tile Installer, National Tile Contractors Association). When installing tile in a shower, the most critical step is ensuring a waterproof substrate. Using a cement backer board combined with a waterproof membrane prevents moisture from seeping behind the tiles, which can lead to mold and structural damage. Proper surface preparation and waterproofing are foundational to a long-lasting tile installation.

David Kim (Bathroom Renovation Specialist, HomePro Renovations). Precision in tile layout is essential for a professional finish in shower installations. Start by planning the tile pattern and making dry cuts to visualize the final look. Using a level and spacers consistently will maintain even grout lines and prevent uneven surfaces, which can compromise both aesthetics and durability.

Linda Chen (Architectural Designer, Bath & Tile Innovations). Selecting the right type of tile and grout for a shower environment is crucial. Porcelain or natural stone tiles with a low water absorption rate are ideal. Additionally, using an epoxy grout enhances resistance to stains and moisture, reducing maintenance and prolonging the beauty of the tiled shower walls.

Frequently Asked Questions (FAQs)

What materials are needed to put tile in a shower?
You will need waterproof backer board, thin-set mortar, tile spacers, a notched trowel, grout, a tile cutter, a level, and waterproofing membrane or sealant.

How do I prepare the shower walls before tiling?
Remove old materials, install cement backer board, apply a waterproof membrane, and ensure the surface is clean, dry, and level.

What type of tile is best for shower walls?
Porcelain or ceramic tiles with a non-porous surface are ideal due to their durability and water resistance.

How should tiles be spaced in a shower installation?
Use tile spacers to maintain consistent grout lines, typically 1/8 to 1/4 inch, depending on tile size and design preference.

How long should I wait before grouting after laying tile?
Allow the thin-set mortar to cure for at least 24 hours before applying grout to ensure proper adhesion.

How can I ensure the shower remains waterproof after tiling?
Apply a high-quality waterproof membrane behind the tile, seal all grout lines with a penetrating sealer, and properly caulk corners and edges.
Installing tile in a shower requires careful planning, precise preparation, and attention to detail to ensure a durable and visually appealing result. The process begins with selecting the appropriate tile and waterproofing materials, followed by properly preparing the shower surface to prevent moisture damage. Applying a waterproof membrane or backer board is essential to protect the underlying structure from water infiltration.

Accurate measurement and layout are crucial steps before setting the tiles, as they help achieve a balanced and professional appearance. Using the right adhesive and grout, along with consistent spacing and alignment, ensures the tiles are securely fixed and the joints are sealed effectively. Proper curing time and sealing of grout lines further enhance the longevity and water resistance of the tiled surface.

Overall, putting tile in a shower demands both technical skill and patience. By following industry best practices and utilizing quality materials, one can create a functional and attractive shower enclosure that withstands daily use and moisture exposure. Attention to waterproofing, tile selection, and installation techniques are key takeaways for anyone undertaking this project.

Author Profile

Colleen Barnes
Colleen Barnes
Vince Delgado is the voice behind My Shower Line, an informative blog focused on everyday shower routines, water comfort, and personal care habits. Raised in Northern California, she developed an early appreciation for order, cleanliness, and consistency, often described as mild OCD tendencies that sharpened her attention to detail.

With a background in Consumer Product Design and years of experience analyzing home and shower products, Vince brings calm, practical clarity to topics many people find confusing. Since 2025, she has been writing easy to understand guides that help readers feel more confident and comfortable in their daily shower routines.