Skip to main content
The Preferred Group logo
Mould growth at lower wall level in an Etobicoke home

Mould Remediation in Etobicoke

Mould inspection, containment, and removal for homes and businesses in Etobicoke. IICRC certified specialists.

647-563-9966 · Available 24/7

Mould removal and inspection in Etobicoke

Etobicoke's older housing stock, bungalows and split-levels in Long Branch, New Toronto, Mimico, and the Kingsway area, presents some of the most challenging mould scenarios in the GTA. Many of these homes have partial crawl spaces under additions or rear sections that were never properly vapour-sealed. A crawl space with a bare soil floor and inadequate cross-ventilation is chronically damp, and mould growing on the floor structure above it can migrate into the living space for years before anyone connects the smell to its source.

Properties near the Humber River corridor carry additional risk. Homes in the Humber Bay and Mimico Beach area sit above a water table that rises after sustained rain, and foundation walls in older construction without proper waterproofing membranes allow that groundwater to seep through. Even when the seepage is minor, repeated moisture events over years saturate the wall framing and create long-running mould conditions inside the wall assembly.

The Lakeshore corridor also has a significant amount of older rental housing with multiple basement suites added over decades of ownership. Those conversions often did not include any assessment of the moisture history of the space, and accumulated water events have left mould in wall cavities that new tenants inherit. We inspect thoroughly, including behind finished surfaces, to find what is actually there.

Cleaning mould without containment makes it worse

Disturbing mould without negative air pressure containment sends spores through your HVAC system and into every room. The result is cross-contamination that turns a contained problem into a whole-house one. Proper remediation requires the right equipment and training.

Our mould services in Etobicoke include

  • Mould inspection and visual assessment
  • Air quality and spore count testing
  • Crawl space mould inspection and remediation
  • Containment with negative air pressure
  • Mould removal and disposal of contaminated material
  • Antimicrobial treatment with eco-friendly products
  • Post-remediation clearance air testing
  • Residential houses, basement suites, and commercial properties
Mould inspection along wall framing in an Etobicoke basement

Think you have mould in Etobicoke?

Call us for an inspection. We find the source, scope the problem, and tell you what is needed.

647-563-9966

Mould is usually a consequence of water damage that was not fully dried. If you have had a recent flood or backup, see our water damage restoration in Etobicoke. To test the air quality before or after remediation, see our air quality testing service.

Questions from Etobicoke homeowners about mould

We have a crawl space under part of our Etobicoke bungalow that always smells musty. Is that mould?
Almost certainly yes. Crawl spaces in older Etobicoke bungalows often have bare soil floors with no vapour barrier, or a deteriorated one, and inadequate cross-ventilation. The result is a chronically damp environment where mould grows on the underside of the floor structure above. The smell you notice in the house is spores and off-gases migrating up through the floor. An inspection will confirm the extent and what is needed to remediate and prevent recurrence.
Our home is near the Humber. We have had water in the basement twice. How do we know if there is mould?
If both events were professionally dried and verified with moisture meters, the risk is much lower. If either event was dried with fans and a consumer dehumidifier without follow-up moisture readings inside the walls, there is a reasonable chance mould established itself inside the wall assembly. A moisture meter inspection now will tell you whether the framing ever fully dried out or whether residual moisture has been supporting growth.
We bought an Etobicoke home in Long Branch with a basement suite. The previous owner said it had been wet before. What should we do?
Get an inspection before anything else. A disclosure of prior wetness is a strong indicator that the basement has had ongoing moisture issues. Mould in those circumstances is often behind the drywall in the lower wall sections and under the flooring rather than visible. We do a full assessment, map where elevated moisture is present, and give you a clear picture of what is there before you invest in renovations.
Do you handle mould in commercial buildings in Etobicoke?
Yes. We work in commercial and industrial spaces as well as residential. The process is the same: inspection to find the source and scope, containment with negative air pressure, remediation, and post-clearance testing. Occupied commercial spaces require coordination around business hours and tenant access, and we work with property managers to minimize disruption.
How long does mould remediation take for a typical Etobicoke bungalow basement?
It depends on the extent of the contamination. A contained section of one or two bays of wall framing can often be completed in a day or two. A larger basement with widespread contamination across multiple wall sections and under the flooring can take several days. We give you a scope and timeline after inspection, before any work starts.

Mould problem in Etobicoke?

Call 647-563-9966 to talk to a certified mould specialist.

647-563-9966 Get a Free Assessment

Available 24/7 • Greater Toronto Area • Bills directly to insurance

Call Now: 647-563-9966