United Filter
United Filter 15x20x1 MERV 11 Furnace Filters - HVAC Filters for Home & Office - Purify Air, Removes Pollen, Mould, Bacteria & Smoke - Replacement Air Filters Made in Canada (Case of 12)
Canadian Company: United Filter is a Canadian company. This does not by itself mean the product is manufactured in Canada.
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Canadian company — manufactured abroad
Verification Pending · last checked 2026-11-10
The United Filter 15x20x1 MERV 11 Furnace Filters - HVAC Filters for Home & Office - Purify Air, Removes Pollen, Mould, Bacteria & Smoke - Replacement Air Filters Made in Canada (Case of 12) by United Filter is listed on Mapleo, available from Amazon.ca.
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