Niagara-on-the-Lake conditions that change how chimney cleaning & sweep is done
Most Niagara-on-the-Lake homeowners book chimney cleaning & sweep for one reason and discover a second problem on the same visit.
Post-war subdivisions across Halton share the same construction generation, so when one street starts showing the same defect, the neighbours usually follow within a couple of seasons.
Air-sealing and window upgrades have made Niagara-on-the-Lake homes far tighter than they were designed to be, and a tight house starves a natural-draft appliance of the make-up air it needs.
Across Line 1, Virgil, Line 3, Randwood and Old Town, the housing stock changes street by street, and the correct method changes with it. A century home with a soft-brick stack does not get the same treatment as a 2010 build with a factory-built vent — using one method on both is how systems get damaged.
If you live anywhere near the Shaw Festival, the practical takeaway is that a chimney cleaning & sweep visit should start with an assessment, not a tool. Any crew that begins work before telling you what they found is guessing on your behalf.

