Foundation Parging Done Right

Foundation parging is the cement coat that covers the exposed strip of foundation between the ground and your siding or brick. It does two jobs at once. It seals the surface of the concrete or block against water and frost, and it gives the base of your house a clean, finished look instead of rough, patchy masonry.

Around the GTA, that strip of foundation takes a beating. Freeze-thaw cycles work moisture into every small crack, and by spring the old coating is flaking off in sheets. We parge foundations on everything from postwar bungalows in Scarborough to new builds in Vaughan, and the fix is the same honest work every time: strip what is failing, prep the wall properly, and trowel on a fresh cement parge coat built to hold.

What's included in our foundation parging service

Every job starts with a walk around the house so we can see what the wall actually needs. From there, a typical foundation parging job includes:

• Removal of failed material. Loose, flaking or hollow-sounding parging comes off first. Coating over bad material just hides the problem for a season.
• Surface prep. We clean the wall, chase out cracks and dampen the surface so the new coat bonds instead of drying out too fast.
• Bonding agent. A bonding agent helps the fresh cement grip smooth or dense surfaces. Skipping it is where a lot of cheap parge jobs go wrong.
• Cement-based parge coat. Trowelled on at the right thickness, with a finish that suits the rest of the house.
• Clean edges. Straight lines along the siding, brick, window wells and grade.
• Full cleanup. We leave your yard the way we found it.

Signs your foundation needs parging

Most homeowners call us when the old coating starts to let go. Look for cracks that keep growing, sections that sound hollow when you tap them, chunks flaking off near the ground, or bare block showing through. White, chalky staining is another clue. That is moisture moving through the wall and leaving minerals behind.

If the damage is limited to a few spots, a targeted fix may be all you need. Our parging repair service handles cracks and patches without redoing the whole wall. If the coating is failing all the way around, a full recoat is usually the better spend, because patches on a tired wall rarely blend in or hold for long.

The outside is only half the story, too. If your basement walls are rough or dusty on the inside face, our basement parging service gives them the same clean, sealed finish.

Materials, cure time and the weather window

A parge coat is only as good as the mix and the conditions it cures in. We use a cement-based mix suited to exterior foundations, applied when temperatures are safely above freezing so the coat can cure slowly and gain full strength. Rushing the cure, or trowelling onto a bone-dry wall in July heat, is how you end up with hairline cracking within a year. Done right, the coat shrugs off our freeze-thaw winters season after season.

Working on a home in the city itself? Toronto houses come with their own quirks, from century-old foundations to tight lot lines. See our foundation parging in Toronto page for the local details.

Why homeowners choose us

We treat your home like our own. That means honest advice about whether you need a patch or a full recoat, a tidy work site, and showing up when we say we will. Every foundation parging job is backed by our 5-year workmanship warranty and a 100% satisfaction guarantee.

• 5.0 Google rating from 27 reviews
• 5-year workmanship warranty on every job
• Free same-day quotes, no pressure

Getting started is easy. Send us a few details and photos through the form below and we will get your free quote back to you, most within the same day. You can see how a typical job runs in our process overview, and we work right across the region, from Etobicoke to Oshawa. Find your area on our service areas page.