How to Tell If Your Home in Ottawa or Eastern Ontario May Contain Asbestos

Asbestos was widely used in Canadian construction for much of the 20th century due to its durability, fire resistance, and insulating properties. Homes and buildings throughout Ottawa and Eastern Ontario constructed before the 1990s may still contain asbestos-containing materials, even if they appear to be in good condition.

Why Asbestos Was Used

Asbestos was commonly added to building materials such as drywall compound, insulation, flooring, ceiling textures, and pipe wraps. At the time, it was considered a reliable and cost-effective material.

Common Areas Where Asbestos May Be Found

  • Popcorn or stipple ceilings

  • Drywall and joint compound

  • Vinyl flooring and adhesives

  • Attic insulation and vermiculite

  • Pipe, furnace, or boiler insulation

Homes Most at Risk in Eastern Ontario

Many neighbourhoods across Ottawa, Kingston, Brockville, Pembroke, and surrounding communities contain housing stock built between the 1950s and 1980s. These homes are more likely to include asbestos-containing materials.

Why Visual Inspection Isn’t Enough

Asbestos cannot be identified by sight alone. Materials may look harmless but still contain asbestos fibres. The only way to confirm asbestos is through proper assessment and testing.

Before You Renovate

Renovations that involve cutting, sanding, or demolition can disturb asbestos and release fibres into the air. Having materials professionally assessed before starting work can help protect your health and avoid costly delays.

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Renovating an Older Home in Eastern Ontario? Hidden Hazards to Check First

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Vermiculite Insulation in Older Ontario Homes: What Homeowners Need to Know