Vermiculite Attic Insulation and Asbestos: What Alberta Homeowners Need to Know Before Renovating
Why Vermiculite Insulation Can Be an Asbestos Concern If you are preparing to renovate an older Alberta home, the attic might not be the first place you think about. What is sitting underneath your existing insulation, however, could have a significant impact on how your project moves forward. Vermiculite is a naturally occurring mineral that expands when heated. Because it is lightweight, fire-resistant, and provides good insulating properties, it was widely used as loose-fill attic insulation in Canadian homes for many years. It typically looks like small, lightweight pebbles with grey, brown, silver, or gold colouring and shiny flakes. The