Cap unused chimney in Thornhill Markham
Yes — an unused Thornhill Markham chimney should have a full-seal cap (not just a rain cap) to prevent moisture, animal, and downdraft issues. If the fireplace is fully abandoned, a masonry cap and interior damper seal are ideal.
What's included for Thornhill Markham, Markham homeowners
- Can I fully seal it? — answered on-site during your free Thornhill Markham inspection
- Do I need to leave any airflow? — answered on-site during your free Thornhill Markham inspection
- Cost? — answered on-site during your free Thornhill Markham inspection
Why Thornhill Markham homeowners call us first
Cap unused chimney in Thornhill Markham — FAQ
Should I cap an unused chimney in Thornhill Markham?+
Yes — an unused Thornhill Markham chimney should have a full-seal cap (not just a rain cap) to prevent moisture, animal, and downdraft issues. If the fireplace is fully abandoned, a masonry cap and interior damper seal are ideal.
Can I fully seal it? — Thornhill Markham+
For Thornhill Markham, Markham homeowners, book a free inspection and our technician will answer this in person with photos and a written quote before any work is done.
Do I need to leave any airflow? — Thornhill Markham+
For Thornhill Markham, Markham homeowners, book a free inspection and our technician will answer this in person with photos and a written quote before any work is done.
Cost? — Thornhill Markham+
For Thornhill Markham, Markham homeowners, book a free inspection and our technician will answer this in person with photos and a written quote before any work is done.
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