How to Tile a Wall
How to Tile a Wall: A Step-by-Step Guide (Tools, Tips & Techniques)
Wall tiling is a stylish and durable upgrade for bathrooms, kitchens and feature walls. It can feel intimidating at first, but if you prepare the wall properly, plan the layout, and use the right tools, you can achieve a clean, professional finish. This guide walks you through wall tiling from planning to sealing.
What you’ll learn
Recommended Batavia tools
- 18V Cordless Brushless Angle Grinder 125mm – clean cutting and trimming (porcelain/stone with the right blade).
- 18V Cordless Angle Grinder 115 mm – compact option for corners and quick adjustments.
- Maxxpush 6V Caulking Gun with LED Work Light – neat silicone sealing around edges and corners.
- 18V Cordless Caulking Gun – fast sealing for larger projects.
Step 1: Planning & Preparation
Choose the right tiles
- Ceramic: easy to cut and ideal for most interior walls.
- Porcelain: very low absorption and perfect for wet areas like showers.
- Glass: bright and reflective, great for splashbacks.
- Natural stone: premium look, but often needs sealing.
Prepare the surface
- Clean the wall (dust, grease, old wallpaper, loose paint).
- Repair cracks and holes, then sand smooth.
- Prime porous walls (e.g., plasterboard/gypsum) so adhesive bonds evenly.
Step 2: Tools & Materials Checklist
- Tiles + spacers
- Tile adhesive (thin-set / suitable wall adhesive)
- Notched trowel
- Spirit level / laser level + tape measure
- Pencil + straightedge
- Tile cutter (manual) or power cutting tool
- Grout + grout float
- Sponge + buckets
- Silicone sealant + caulking gun
Cutting & shaping: For tougher tiles and detail work, an angle grinder can be extremely useful.
Step 3: Set Out Your Layout (So It Looks Professional)
- Find the centre: measure the wall and mark the midpoint.
- Draw guidelines: use a spirit level to draw a vertical centre line and a horizontal datum line.
- Dry lay first: test the layout with spacers to avoid tiny cuts at edges.
Step 4: Apply Adhesive & Fix the Tiles
Apply adhesive correctly
- Mix adhesive according to the instructions.
- Apply with a notched trowel (hold at ~45° to create even ridges).
- Work in small sections so the adhesive doesn’t skin over.
Set the tiles
- Start on the guideline intersection (datum + centre line).
- Press the tile firmly and slide slightly to collapse ridges.
- Insert spacers to keep joints consistent.
- Check level frequently to prevent lippage.
Cutting around obstacles: For sockets, pipes and corners, measure carefully and cut slowly for clean edges.
Step 5: Grouting
Once the adhesive has fully cured (often 24 hours), it’s time to grout the joints.
- Mix grout to a lump-free paste.
- Apply with a grout float at a 45° angle, working diagonally.
- Wipe excess grout after it starts to firm up (usually ~10 minutes).
- Buff haze off the tiles with a dry cloth once grout has partially dried.
Step 6: Finishing & Sealing (Edges, Corners & Movement)
Grout should not be used in internal corners or where tiles meet other surfaces. Use flexible silicone instead so it can absorb movement.
- Apply silicone along corners, edges and around fixtures.
- For clean lines, use a steady caulking gun and smooth the bead.
Recommended sealing tools: Maxxpush 6V Caulking Gun or 18V Cordless Caulking Gun.
Common Mistakes to Avoid
- Skipping primer on porous walls (adhesive dries too fast)
- Not using a datum line (rows start drifting)
- Applying too much adhesive at once (it skins over)
- Grouting before adhesive has cured
- Using grout in corners instead of silicone
FAQ: Wall Tiling
What’s the best tile material for wet areas?
Porcelain is often the best option because of its very low water absorption, making it ideal for bathrooms and showers.
Do I need to prime the wall before tiling?
If the wall is porous (plasterboard/gypsum/plaster), priming is strongly recommended. It controls suction and helps adhesive bond evenly.
How wide should grout joints be?
Most wall tiles use 2–5 mm joints, depending on tile type and whether the edges are rectified.
Should I grout corners?
No. Corners and movement joints should be sealed with silicone so they can flex and avoid cracking.
