Can You Use Tile Backer Board Outside Corners On Shower Walls

Essential Aspects of Using Tile Backer Board Outside Corners On Shower Walls

Upgrading your shower walls with tiles not only enhances aesthetics but also ensures durability and resistance to moisture. Tile backer board plays a crucial role in this process by providing a stable and waterproof base for your tiles. However, one area that requires special attention is the outside corners. Here are some essential aspects to consider when using tile backer board outside corners on shower walls:

Types of Tile Backer Board

Understanding the different types of tile backer board available will help you select the most suitable option for your project. Common materials include:

Cement Board: Made from Portland cement and reinforced with fiberglass mesh, cement board is durable, waterproof, and fire-resistant.
Glass Mat Gypsum: Consisting of a plaster core bonded with fiberglass mesh, glass mat gypsum is lightweight, easy to cut, and moisture-resistant.
Foam Board: A lightweight option made from expanded polystyrene foam, foam board is waterproof and provides excellent insulation.

Choosing Outside Corner Trim

Outside corner trims are used to finish the edges of tile backer board and provide a clean, professional look. They come in various materials and designs, such as:

Plastic: Affordable and lightweight, plastic trims are easy to install and come in various colors.
Metal: Durable and resistant to corrosion, metal trims provide a modern and polished appearance.
Ceramic: Matching the color and texture of your tiles, ceramic trims blend seamlessly, creating a cohesive look.

Installation Techniques

Proper installation of tile backer board outside corners is essential for a long-lasting and waterproof finish. Here are the key steps:

Measure and Cut the Backer Board: Measure the length of the outside corner and cut the backer board accordingly using a sharp utility knife.
Attach the Outside Corner Trim: Apply a generous bead of thinset mortar to the outside edge of the backer board and press the trim firmly.
Secure the Backer Board: Attach the backer board to the wall studs using galvanized screws or nails, spacing them 6-8 inches apart.
Apply Thinset Mortar: Spread a thin layer of thinset mortar over the entire surface of the backer board.
Tile Installation: Carefully set the tiles onto the thinset mortar, ensuring they align properly.
Grouting: Once the tiles are cured, fill the joints between the tiles with grout.

Tips for a Successful Installation

To ensure a successful installation, consider these tips:

Use a level to ensure the backer board and tiles are installed evenly.
Allow the thinset mortar to dry completely before grouting.
Seal the grout lines with a waterproof sealer to prevent moisture penetration.
Maintain proper ventilation in the shower area to prevent mold and mildew growth.
Hire a professional for more complex installations or if you lack DIY experience.

By following these essential aspects, you can successfully install tile backer board outside corners on your shower walls, ensuring a durable and aesthetically pleasing finish for years to come.