United Filter
20x20x5 Compatible with Lennox X0585 MERV 11 Furnace Filter (19-7/8 x 19-5/8 x 4-3/8) - (Pack of 3) A/C, HVAC Furnace Air Filter Captures Dust, Pollen, Mould & Smoke - Made in Canada
Canadian Company: United Filter is a Canadian company. This does not by itself mean the product is manufactured in Canada.
Prices shown were last checked by Mapleo and may change at the retailer. Mapleo may earn a commission when you buy through these links. Affiliate disclosure.
Canadian company — manufactured abroad
Verification Pending · last checked 2026-11-10
The 20x20x5 Compatible with Lennox X0585 MERV 11 Furnace Filter (19-7/8 x 19-5/8 x 4-3/8) - (Pack of 3) A/C, HVAC Furnace Air Filter Captures Dust, Pollen, Mould & Smoke - Made in Canada 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.