Bathroom tile & waterproofing in Calgary
A bathroom fails from the inside out. We build the waterproofing layer ourselves — membrane, corners, drains, the parts you'll never see — so your shower stays dry for decades, not seasons.
Signs water is already getting through
Most calls about bathroom tile start the same way — something small that keeps coming back no matter how often you clean it or re-caulk it. These are the ones worth taking seriously:
- Grout going dark or crumbling along the bottom row of the shower
- Silicone that turns black again a few weeks after you replace it
- Tiles that sound hollow when you tap them
- A stain or bubbling paint on the ceiling below the bathroom
- A musty smell that cleaning never quite fixes
- Loose or cracked tiles around the tub or the shower floor
Why regrouting won't fix it
By the time a symptom shows on the surface, water has usually been getting behind the tile for months. Tile and grout were never the waterproofing — water passes straight through grout lines and sits against whatever is behind them. If there's no membrane back there, it finds the framing, the subfloor, and eventually the ceiling below. By that point it isn't a tile repair anymore — it's a rebuild.
This is where most quotes go wrong. A regrout and fresh silicone is cosmetic — it buys a few months while the wall keeps getting wet. A full bathroom renovation prices in work you may not need. There's a third option most homeowners don't get offered: rebuild the wet area itself — membrane, corners, drain, tile — and leave the rest of the bathroom alone if it's sound.
That's most of what we do. It fixes the actual problem, and it costs a lot less than gutting the whole room.
How we build a shower that stays dry
Showers almost never fail in the middle of a wall. They fail at the transitions — inside corners, the curb, the niche, around the drain. Those are the spots a rushed install skips or fakes with a bead of silicone.
So that's where our time goes. We demo back to sound structure — no tiling over damaged board — then run a Schluter Kerdi membrane across the whole wet area, bonded to the wall itself so water that gets past the tile has nowhere to travel. We set pre-formed waterproof corners, seal every plumbing penetration, and build curbs, niches, and benches as watertight assemblies. Then we flood-test the shower base before tiling, so a problem shows up on day two — not two years in, behind finished tile.
Only then does tile go on. The tile is the finish. The membrane underneath is what actually keeps your house dry.
No subcontractors on wet areas. Ever.
A lot of companies sub out waterproofing to whoever is available that week, then tile over it and hope. When it leaks, the tiler blames the waterproofer, the waterproofer is long gone, and nobody owns the problem.
Here, the same crew that builds your waterproofing sets your tile. One team, one standard, one point of accountability. If it has to be dry, we do it ourselves.
If you're comparing companies, ask two questions: who does the waterproofing, and do you flood-test before tiling. The answers will tell you most of what you need to know.
Built for Calgary bathrooms
Calgary is hard on bathrooms: hard water that stains cement grout, dry winter air, and concrete slabs that move with the frost. We plan for all three — Schluter DITRA uncoupling membrane over concrete and heated floors so seasonal movement doesn't crack tile, and epoxy grout as standard. The grout isn't the waterproofing — the membrane is — but epoxy doesn't absorb water or stains, so it won't go dark while the membrane does its job.
What's included
- Demolition back to sound structure — we don't tile over damaged board
- Schluter Kerdi bonded membrane on all wet walls and the shower base
- Pre-formed corners and sealed plumbing penetrations
- Waterproofed curbs, niches, and shower benches
- Flood test before any tile is set
- Uncoupling membrane (DITRA) over concrete and heated floors
- Epoxy grout standard — doesn't absorb water or stains
Common questions
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