Before exploring where asbestos may hide in Calgary homes, homeowners should understand why it poses a danger. In addition, it helps to know why manufacturers used it so widely and who faces the greatest risk of exposure.
Why You Should Never Disturb Asbestos-Containing Materials
Asbestos is a naturally occurring mineral with several useful characteristics. For example, it resists heat, fire, and chemicals while adding strength to building products. As a result, Canadian manufacturers added asbestos to thousands of construction materials from the 1940s through the late 1980s.
Asbestos-containing materials generally pose little risk when they remain intact and undisturbed. However, cutting, sanding, drilling, or breaking these materials can release microscopic fibres into the air. People may then inhale the invisible fibres.
Once inside the lungs, asbestos fibres can contribute to serious health conditions. These conditions include asbestosis, lung cancer, and mesothelioma.
Homeowners can include asbestos testing in a pre-purchase inspection. However, many people first discover asbestos during renovations, water damage repairs, or other building inspections. Therefore, testing before starting a project can help prevent accidental exposure.
Why Canadian Builders Used Asbestos So Widely
Manufacturers valued asbestos because it added strength and resisted heat and fire. Consequently, they added it to drywall compounds, vinyl flooring, shingles, stucco, insulation, and many other products.
Builders also used asbestos because it was affordable and versatile. In addition, manufacturers could combine it with cement, adhesives, plaster, insulation, and other materials.
For more information, read our article, “Asbestos in Homes: Why Is Asbestos Used in Calgary Homes?”
Where Asbestos Could Be Hiding in Your Home
Different rooms often contain different asbestos-containing materials. The following guide highlights common locations. However, it cannot confirm whether a specific product contains asbestos. Only laboratory testing can provide a reliable answer.
Wise Abatement Tip
Many Calgary homes built before 1990 may require an asbestos assessment before renovation or demolition. In fact, some asbestos-containing building products continued to appear during the early 1990s. Therefore, homeowners should consider testing even if their property dates from that period.
Kitchens
Older kitchens often contain several layers of flooring, adhesives, and wall materials. As a result, renovation work can uncover products that previous owners covered or concealed.
Common asbestos-containing materials in kitchens may include:
- Vinyl floor tiles
- Vinyl sheet flooring
- Flooring mastic
- Textured ceilings
- Drywall or joint compound
- Insulation inside older appliances, especially around heating elements
Before removing old flooring or cabinets, arrange professional testing. Otherwise, demolition work could disturb hidden materials beneath the visible surfaces.
Living Rooms and Bedrooms
Living rooms and bedrooms may appear less likely to contain hazardous building materials. However, ceilings, walls, and fire-resistant barriers can contain asbestos.
Potential asbestos-containing materials may include:
- Textured or popcorn ceilings
- Drywall or joint compound
- Acoustic plaster or wall plaster
- Cement board around doors, windows, or other fire barriers
For example, sanding joint compound during a wall renovation can release dust throughout the home. Therefore, homeowners should test suspicious wall and ceiling materials before starting work.
Bathrooms
Older bathrooms often contain several materials designed to resist heat, water, and moisture. Consequently, manufacturers sometimes added asbestos to bathroom flooring, adhesives, and cement products.
Potential asbestos-containing materials may include:
- Vinyl sheet flooring or its backing
- Thinset or mastic
- Wall or floor tiles
- Drywall or joint compound
- Cement board behind shower stalls
In particular, removing an older shower surround may disturb hidden cement board or adhesive. Therefore, testing should take place before demolition begins.
Basements
Basements can contain asbestos around heating equipment, plumbing systems, electrical panels, and finished living areas. Moreover, basement renovations often involve removing old flooring, walls, and insulation.
Homeowners may encounter asbestos in:
- Floor tiles
- Furnace or boiler insulation
- Pipe wraps or air-cell insulation
- Cement board around water heaters or electrical panels
- Loose vermiculite insulation
Because mechanical equipment generates heat, builders often used fire-resistant asbestos products nearby. As a result, homeowners should avoid disturbing old pipe wraps or furnace insulation.
Attics
Attics can contain several types of insulation and heating materials. Most importantly, some Calgary homes contain loose vermiculite insulation that may carry asbestos contamination.
Potential asbestos-containing materials may include:
- Insulation around heating ducts or HVAC equipment
- Textured ceiling backing
- Loose vermiculite insulation
Vermiculite usually has a loose, pebbly appearance. Its colour often ranges from grey to silver-brown. However, appearance alone cannot confirm whether it contains asbestos.
Therefore, do not move or remove suspected vermiculite. Instead, contact a qualified asbestos professional for testing.
Home Exteriors
Asbestos does not only appear inside older homes. In fact, builders also used it in exterior products because it provided durability and weather resistance.
Exterior products that may contain asbestos include:
- Cement siding
- Shingles, roofing felt, or tar paper
- Stucco or cement coatings
- Window and door caulking
These products may remain stable for many years. However, cutting siding, replacing windows, or removing roofing can release fibres. For this reason, homeowners should test suspicious materials before beginning exterior renovations.
Friable vs. Non-Friable Asbestos
Professionals classify asbestos-containing materials as either friable or non-friable. Although both types require careful handling, they present different levels of risk.
Friable asbestos crumbles easily under hand pressure. Because it breaks apart readily, it can release fibres into the air more easily. Examples may include spray-on textured coatings, vermiculite, and damaged insulation around pipes, ducts, or appliances.
In contrast, non-friable asbestos remains tightly bound within another product. It usually releases significant fibres only when someone cuts, drills, sands, or breaks it. Examples include vinyl-backed sheet flooring, vinyl composition tiles, and asbestos-cement boards.
Nevertheless, a non-friable product can become hazardous when it deteriorates or suffers damage. Therefore, homeowners should avoid disturbing either type without professional guidance.
What Should You Do if You Suspect Asbestos?
First, do not touch, cut, scrape, drill, sand, or remove the material.
If you uncover a suspicious product during renovation or demolition, stop working immediately. Next, keep other people away from the area and avoid spreading dust through the home. Finally, contact a COR-certified asbestos company to assess the material and collect samples.
You cannot identify asbestos through sight alone. Although age, colour, texture, and location may raise suspicion, only laboratory testing can confirm whether a material contains asbestos.
Wise Abatement’s trained technicians use appropriate protective equipment and follow established safety procedures. In addition, our team provides asbestos testing, removal, and abatement services throughout Calgary.
Wise Abatement has served Calgary homeowners since 2012. We hold COR certification and a City of Calgary licence. Furthermore, we carry $5 million in liability insurance and $2 million in pollution insurance.
Call us at (587) 997-6500 or complete our contact form to schedule asbestos testing in Calgary.
The Health Risks of Asbestos Exposure
Asbestos becomes dangerous when airborne fibres enter the lungs. For example, damaging an asbestos-containing material can release microscopic fibres into the surrounding air.
Once inhaled, some fibres may lodge deep inside the lungs. Over time, exposure can contribute to:
- Asbestosis
- Lung cancer
- Mesothelioma
Smokers who experience asbestos exposure face an especially high risk of developing lung cancer. Therefore, anyone with possible exposure should discuss their concerns with a qualified healthcare provider.
Unfortunately, asbestos-related illnesses may take decades to appear. Consequently, a person may not notice immediate symptoms after exposure. This long latency period makes prevention and proper handling essential.
How Wise Abatement Identifies and Removes Asbestos
Wise Abatement follows a careful process to test suspicious materials and remove confirmed asbestos safely. Throughout the project, we keep homeowners informed about the results, requirements, and next steps.
1. Sample Collection and Laboratory Testing
First, our technicians collect samples from the suspected materials. Next, we send those samples to an accredited laboratory for analysis. We keep you informed throughout the process and contact you when the laboratory returns its findings.
2. Scope, Timeline, and Pricing
After reviewing the results, we explain the project scope and provide clear pricing. In addition, we outline the expected timeline, work areas, and containment requirements. This information helps you understand what to expect before the project begins.
3. Containment Setup
Before removal begins, our team builds a containment area with polyethylene sheeting. We also use negative air pressure and HEPA filtration to control airborne fibres.
As a result, the system keeps contaminants inside the enclosure until our technicians finish the work and clean the area. Additionally, containment helps protect other parts of the home from cross-contamination.
4. Safe Asbestos Removal
Our trained technicians use specialized tools, protective equipment, and removal techniques. During the project, they carefully cut, remove, package, and seal the material to reduce fibre release.
Furthermore, our technicians follow established procedures for handling and transporting asbestos waste. These precautions protect workers, homeowners, and the surrounding environment.
5. Containment Cleanup
After removing the asbestos-containing materials, our team cleans the containment area with HEPA vacuums and wet-wiping methods. These techniques help capture fine dust and remaining fibres.
Next, we inspect the work area to confirm that the cleanup meets project requirements.
6. Air Quality Clearance Testing
Independent testing and project documentation confirm whether the area meets clearance requirements. Once testing confirms acceptable results, we provide the documentation before closing the project and allowing re-entry.
7. Proper Waste Disposal
Finally, we transport the packaged, labelled, and sealed waste to a licensed hazardous waste facility. Proper disposal ensures that asbestos materials do not create risks for homeowners, workers, or the public.
Frequently Asked Questions
Is It Safe to Live in a Home With Asbestos?
You can often continue living in a home that contains asbestos if the material remains intact and undisturbed. However, damaged, deteriorating, or accessible materials may require professional assessment.
Therefore, do not attempt to inspect suspicious material by cutting or breaking it. Instead, contact an asbestos professional for guidance.
When Should I Test My Home for Asbestos?
Consider asbestos testing before renovating a home built before 1990. In addition, testing may help when you purchase an older property or discover damaged insulation or other suspicious materials.
If your project involves demolition, flooring removal, ceiling work, or wall alterations, testing should take place before work begins. This approach reduces the chance of accidental exposure.
Can I Identify Asbestos by Looking at It?
No. You cannot confirm asbestos through visual inspection alone. Instead, a qualified professional must collect a sample and send it to a laboratory for analysis.
Although online photographs may show similar products, they cannot provide a definitive answer. Therefore, always rely on laboratory testing.
Can I Remove Asbestos Myself?
Never attempt to remove suspected asbestos yourself. Safe removal requires training, specialized tools, appropriate containment, and personal protective equipment.
In addition, improper removal can spread fibres into other rooms, ventilation systems, vehicles, and outdoor areas. Wise Abatement’s certified technicians have the equipment and experience necessary to manage asbestos safely.
How Long Does Asbestos Removal Take?
A simple abatement project may take one or two days. However, larger or more complex projects may require additional time.
The schedule depends on the amount of material, its location, containment requirements, and clearance testing. In some cases, residents may also need to leave the home temporarily.
How Much Does Asbestos Removal Cost?
Every asbestos abatement project has different requirements. Therefore, a professional assessment provides the most reliable estimate.
Several factors influence the final cost, including:
- Product type
- Amount of asbestos-containing material
- Location within the building
- Material condition and friability
- Containment requirements
- Project complexity
For example, a small flooring project may require less containment than damaged insulation throughout a basement. Consequently, pricing can vary significantly between homes.
How Can I Learn More About Asbestos Abatement in Calgary?
Call Wise Abatement at (587) 997-6500 to learn more about asbestos testing and removal in Calgary and Southern Alberta.
Wise Abatement has provided safe, reliable, and affordable asbestos abatement services since 2012. We hold a City of Calgary licence and COR certification. In addition, we carry $5 million in liability coverage and $2 million in pollution coverage.
