United Filter
20x25x5 Compatible with Honeywell & X6673 Lennox MERV 11 Furnace Filter (19-7/8 x 24-7/8 x 4-3/8) A/C, HVAC Furnace Air Filter Captures Dust, Pollen, Mould & Smoke - Made in Canada - 3 Pack
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 20x25x5 Compatible with Honeywell & X6673 Lennox MERV 11 Furnace Filter (19-7/8 x 24-7/8 x 4-3/8) A/C, HVAC Furnace Air Filter Captures Dust, Pollen, Mould & Smoke - Made in Canada - 3 Pack by United Filter is listed on Mapleo, available from Amazon.ca.
Reports are reviewed by Mapleo staff before any listing changes. This preview uses demonstration data — it is not real-world verified information.