Residential · Below grade
Basement epoxy flooring for Vaughan homes
A below-grade slab sits on damp soil with no vapour barrier in older homes. Coat it like a garage and you get blisters within a year. The fix starts with a test, not a product.
The thing that decides everything
Why basement epoxy flooring starts with a moisture reading
Concrete below grade wicks moisture upward from the soil continuously. A coating is a vapour barrier. Put a barrier on a slab pushing more moisture than the primer tolerates and the pressure builds underneath until the film lifts off in discs.
So we measure rather than guess. Relative humidity probes set into the slab (ASTM F2170) and calcium chloride tests (ASTM F1869) give a number, and that number selects the primer.
If the reading is high, the answer changes
High vapour drive means a moisture-mitigating epoxy primer, not a standard one, or occasionally advice to fix drainage before spending money on a floor at all.
| Finding | What it means for the build |
|---|---|
| Low, stable RH | Standard penetrating primer. Normal epoxy or hybrid build, full finish choice available. |
| Elevated RH | Moisture-mitigating primer required before any decorative layer. Adds cost and a day. |
| Efflorescence on the surface | Salts are being carried up and deposited. The slab gets ground and neutralised, and the reading gets checked twice. |
| Damp patches after rain | This is drainage, not flooring. Grading, weeping tile or a sump issue gets addressed first or the floor will fail regardless of primer. |
| Existing tile adhesive or paint | Full mechanical removal. Cutback adhesive in particular has to come off, not be sealed over. |
Room by room
What people are actually coating down there.
Home gym
A hard, sealed surface under rubber tiles or a platform. Easy to clean, no dust from bare concrete, and it survives a dropped plate far better than paint.
Laundry and mechanical
Quartz broadcast for grip when the floor is wet, coved up the wall a few inches so a washer leak stays contained instead of running into the framing.
Workshop
Solid colour or light flake with a chemical-resistant topcoat. Spilled oil, solvent and adhesive wipe up rather than staining into the slab.
Storage and utility
The cheapest useful upgrade in a basement: a sealed floor stops concrete dust from settling on everything stored down there.
Finished rec room
Metallic or fine flake as the actual finished surface, which skips underlay and subfloor entirely and buys back headroom in a low basement.
Legal secondary suite
Worth flagging early: a suite has its own requirements around egress, ceiling height and fire separation. We coat the floor; we do not sign off on the suite.
Where we stop
Three basements we turn down.
- Active water intrusion. If water is coming in, no coating fixes it. It gets trapped underneath and the floor fails while the underlying problem gets worse out of sight.
- A slab that reads far above mitigation range. There is a point where the honest answer is a raised subfloor system rather than a coating.
- Coating over unremovable adhesive or a sound existing tile. If we cannot get to bare, profiled concrete, we cannot promise a bond, so we do not take the job.
Saying this in a quote costs us work occasionally. It costs less than a floor that peels in eighteen months.
Coverage
Areas and neighbourhoods we serve
Below grade, the community tells you a lot about the slab before we get there. Age of the pour, whether a vapour barrier went underneath it and how the room is being used all change the answer.
Vaughan communities
- Basement epoxy flooring in WoodbridgeOlder slabs near the Humber laid with no vapour barrier
- Basement epoxy flooring in Sonoma HeightsSlabs poured over poly, and what that changes
- Basement epoxy flooring in MapleFinished living space where the floor has to look chosen
- Basement epoxy flooring in ConcordHome basements and the commercial lower levels under the units
- Basement epoxy flooring in ThornhillFloors timed into a larger lower-level renovation
- Basement epoxy flooring in KleinburgLarge lower levels, often walkouts on the lots toward the Humber
- Basement epoxy flooring in Vellore VillageYoung concrete still drying out from its own pour
Cities we also serve
- Epoxy flooring in BoltonNorth-west in Caledon, named in our coverage
- Epoxy flooring in NobletonA small community toward the edge of the area
- Epoxy flooring in King CityKing Township, larger buildings and outbuildings
- Epoxy flooring in Richmond HillDirectly east, across the top of the city
- Epoxy flooring in MarkhamEast of Thornhill, across the Yonge Street line
- Epoxy flooring in AuroraYork Region, north of where most work happens
- Epoxy flooring in NewmarketAbout as far north as the crew reaches
- Epoxy flooring in CaledonDeclared coverage across a lot of ground
- Epoxy flooring in BramptonAcross the Peel boundary, sized to the job
- Epoxy flooring in North YorkToronto, immediately south of Steeles Avenue
- Epoxy flooring in EtobicokeToronto, where the floor justifies the trip
- Full service areaEverywhere else the crew reaches
Start with a moisture reading.
Tell us the age of the house, the room and what you have noticed on the slab. We will tell you what has to be checked before anything gets quoted.