From a slow leak behind the drywall to a full basement flood, Markham property owners call Aqua Guard Water Damage because we show up with the right gear the first time — no guesswork, no upsells at the door.
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Aqua Guard Water Damage built its Markham operation around one standard: arrive fast, document everything with moisture readings and thermal imaging, and communicate the drying plan in plain language before we touch a single wall.
Being local to Markham means our estimators know the going rate for drywall and flooring replacement in your area, so the quote you get reflects your market instead of a national average that never quite matches your invoice.
We invest in ongoing training as drying standards and equipment evolve, rather than treating a technician's initial certification as the finish line.

Yellow-brown rings on your ceiling or walls almost always mean water has been sitting behind the surface longer than you think, and the drywall paper backing is likely already feeding mold growth. Waiting to see if the stain spreads only gives moisture more time to travel further into the structure.
If opening windows and running a fan doesn't clear the smell within a day, the moisture source is still active and needs professional extraction, not just ventilation. A smell that returns after cleaning is a strong sign the moisture is still present.
Tile that suddenly sounds hollow when you tap it often means the mortar bed underneath has been sitting in moisture long enough to lose adhesion. That hollow sound rarely resolves on its own.
An unexplained jump in your water bill is frequently the first sign of a slab leak or a failing supply line long before any visible water appears. Catching it at this stage is far cheaper than waiting for a visible flood.
Bubbling near a window or exterior wall frequently points to a flashing or seal failure letting water into the wall cavity a little at a time.
Any visible mold, even a small patch in a corner or along a baseboard, means conditions behind that surface have supported growth for a while and the moisture source needs to be found, not just the mold wiped away.
We treat Flood Damage Repair as one continuous job rather than a series of handoffs — the crew that extracts the water is accountable for the drying results, and the drying results determine what reconstruction is actually needed.
We prioritize extraction speed above everything else in the first hour, because every additional hour standing water sits raises the odds of secondary damage to subfloors and framing.
We place industrial air movers and low-grain-refrigerant dehumidifiers based on psychrometric readings, then log moisture levels daily until every affected material returns to a safe drying standard.
Category 3 blackwater intrusions require full PPE, controlled demolition of porous materials that can't be sanitized, and hospital-grade antimicrobial treatment before reconstruction begins.
If mold has already taken hold, our containment and remediation process isolates the affected zone with negative air pressure before any demolition begins, keeping spores from spreading to unaffected rooms.
The same team that documented the damage and dried the structure hands off directly to reconstruction, which keeps the whole timeline shorter and the paperwork simpler.
We inventory and pack out contents that need to leave the affected area during drying, then coordinate their return once the space is verified dry and repairs are complete.



Dispatch asks enough to prep the right equipment before the truck even leaves, so the crew isn't guessing what they'll find on arrival.
Technicians arrive with moisture meters and thermal cameras to map exactly how far the water has traveled, including inside walls and under flooring where you can't see it.
Standing water comes out first with truck-mount equipment, then air movers and dehumidifiers go to work based on the psychrometric numbers we recorded.
We re-test every affected area before calling a job complete, then coordinate repairs so you're not left with an open punch list.
Insurance and licensing aren't just paperwork here — they're what let us stand behind the work if something doesn't go as planned.
Trucks are staged regionally so a crew can typically reach you well before a national chain's call center even finishes your intake form.
Flat-rate pricing means the number we quote is the number you pay, regardless of how long the drying cycle takes.
We stand behind every job with a documented re-inspection before we consider the work complete.
We'd rather run drying equipment an extra day at our own cost than close out a job with a moisture reading we're not confident in.
That same standard applies whether it's a single flooded bathroom or a full commercial loss — the sign-off criteria don't change based on job size.
Call +1-844-234-5373Our Markham coverage area spans 22643, with trucks positioned to reach any address in the service radius quickly.
Coverage isn't limited to the city center — our Markham routes extend out to the surrounding suburbs so outlying addresses aren't treated as an afterthought.

"A pipe burst behind our water heater and the crew here in Markham had extraction units running within 40 minutes of my call. They walked me through the moisture readings every day until it was fully dry."
James R., Markham"Our basement took on water during a storm and the crew classified it, extracted it, and had dehumidifiers running the same afternoon. The final invoice matched the upfront quote exactly."
Denise M., Markham"They didn't cut corners on the contaminated water cleanup even though it would have been faster to skip the sanitization step — that mattered to me given we have young kids in the house."
Marcus T., Markham"The reconstruction crew matched our original flooring almost perfectly after the water damage repair — you'd never know there was a leak."
Priya S., Markham"We had a slow leak we didn't notice for weeks and the crew found moisture in places we never would have checked using thermal imaging."
Carlos V., Markham"They minimized business disruption by sectioning off the wet area instead of shutting down the whole space during drying."
Angela F., Markham"A cracked supply line under the kitchen sink went unnoticed for days and by the time we called, the subfloor was saturated. The crew pulled the damaged material and had drying equipment running within the hour."
Tyrone B., Markham"Storm runoff got into our crawl space and the smell alone told us something was wrong. The crew found the vapor barrier had failed and fixed the actual cause, not just the symptom."
Wendy K., Markham