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Understanding Asbestos Siding Risks and Safe Management

blue painted asbestos shingles which have weathered to look like corrugated denim

Asbestos siding, a once-popular construction material recognized for its durability and fire resistance, poses significant health risks that require careful management. This guide aims to offer essential insights into the safe handling, maintenance, and removal of asbestos siding, ensuring the health and safety of homeowners and workers alike.

The Composition and Dangers of Asbestos Siding

Asbestos siding is composed of asbestos fibers intertwined with Portland cement. While the inherent qualities of asbestos offer advantages such as fire resistance, the material’s fragility leads to potential health hazards. The disturbance of this siding, through actions such as drilling or breaking, can release asbestos fibers into the air—fibers that, when inhaled, can lead to severe respiratory issues, including lung cancer and asbestosis.

Best Practices for Handling Asbestos Siding

Leaving Asbestos Undisturbed

The safest approach to dealing with asbestos siding is to leave it untouched if it remains intact. Disturbing the siding by drilling, cutting, or nailing can liberate fibers into the air, posing an inhalation risk. It’s advisable to regularly inspect the siding for any signs of wear or damage and to consult with professionals if replacement or repair becomes necessary.

Safe Painting Techniques

For those looking to refresh the appearance of their asbestos siding, painting can be a viable option if done cautiously. To minimize health risks:

  • Use a gentle brush to remove old paint while keeping the siding wet, reducing dust production.
  • Employ protective gear such as HEPA-rated respirators and disposable overalls during the process.

Covering existing asbestos siding with new siding materials is another method of management, though it presents challenges due to the brittle nature of asbestos shingles. It is crucial to avoid drilling or nailing through the old siding as these actions can release asbestos fibers.

Complete Removal

Removing asbestos siding is often considered the best long-term solution but requires stringent safety measures:

  • Engage a certified asbestos removal contractor.
  • Follow local building codes and safety regulations meticulously.
  • Wear appropriate safety equipment including respirators and sealed coveralls.
  • Ensure all asbestos materials are adequately wetted down during removal to minimize dust.

Engaging Professionals

For handling asbestos, it is highly recommended to engage with professionals. KV construction LLC, based in Seattle, WA, specializes in siding services, including the safe management and removal of asbestos siding. Their expertise ensures that all procedures are conducted safely, adhering to the highest standards of regulatory compliance and worker safety.


Managing asbestos siding safely is imperative to prevent health hazards associated with asbestos exposure. By following the recommended practices and engaging with experienced professionals for handling, homeowners can effectively mitigate the risks posed by asbestos siding.