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4-Pk) Kirkland Signature High Performance Furnace Filters 16" x 20" x 1"  2200 | eBay
4-Pk) Kirkland Signature High Performance Furnace Filters 16" x 20" x 1" 2200 | eBay

Filterbuy 16 x 20 x 1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters  Replacement | Wayfair
Filterbuy 16 x 20 x 1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters Replacement | Wayfair

Amazon Basics Merv 8 AC Furnace Air Filter - 16'' x 20'' x 1'', 6-Pack:  Amazon.com: Tools & Home Improvement
Amazon Basics Merv 8 AC Furnace Air Filter - 16'' x 20'' x 1'', 6-Pack: Amazon.com: Tools & Home Improvement

Koch 16x20x1 Filters Koch Air Filters Merv 4 Filters 3M Furnace Filters  Koch 274160200 Koch Furnace Filters | National Everything Wholesale
Koch 16x20x1 Filters Koch Air Filters Merv 4 Filters 3M Furnace Filters Koch 274160200 Koch Furnace Filters | National Everything Wholesale

Filtrete 16-in W x 20-in L x 1-in 5 MERV Basic Pleated Air Filter (3-Pack)  in the Air Filters department at Lowes.com
Filtrete 16-in W x 20-in L x 1-in 5 MERV Basic Pleated Air Filter (3-Pack) in the Air Filters department at Lowes.com

Honeywell Home 16 x 20 x 4 Pleated Furnace Air Filter FPR 10, MERV 12  CF200D1620 - The Home Depot
Honeywell Home 16 x 20 x 4 Pleated Furnace Air Filter FPR 10, MERV 12 CF200D1620 - The Home Depot

Honeywell 16x20x1 Furnace Air Filter High Efficiency MERV 11 - 4 Pack
Honeywell 16x20x1 Furnace Air Filter High Efficiency MERV 11 - 4 Pack

HDX 16 in. x 20 in. x 1 in. Allergen Plus Pleated Furnace Air Filter FPR 7,  MERV 11 HDX1P7-011620 - The Home Depot
HDX 16 in. x 20 in. x 1 in. Allergen Plus Pleated Furnace Air Filter FPR 7, MERV 11 HDX1P7-011620 - The Home Depot

AAF Flanders (4 Filters), 16" x 20" x 1" Nested Glass MERV 1 Air Filter -  Walmart.com
AAF Flanders (4 Filters), 16" x 20" x 1" Nested Glass MERV 1 Air Filter - Walmart.com

Honeywell Home 16 x 20 x 4 Pleated Furnace Air Filter FPR 10, MERV 12  CF200D1620 - The Home Depot
Honeywell Home 16 x 20 x 4 Pleated Furnace Air Filter FPR 10, MERV 12 CF200D1620 - The Home Depot

16x20x2 Fiberglass Air Filter MERV 4 12-Pack | DiscountFilters.com
16x20x2 Fiberglass Air Filter MERV 4 12-Pack | DiscountFilters.com

16x20x4 Tier1 Air Filter Replacement MERV 13 - (6-Pack)
16x20x4 Tier1 Air Filter Replacement MERV 13 - (6-Pack)

Honeywell FC200E1003 16X20 MERV 13 Media Air Filter - 4 Pack, Genuine OEM
Honeywell FC200E1003 16X20 MERV 13 Media Air Filter - 4 Pack, Genuine OEM

Glasfloss 16 x 20 x 4 MERV 10 Furnace Filter (6 Pack) - Replacement Furnace  Filters - Amazon.com
Glasfloss 16 x 20 x 4 MERV 10 Furnace Filter (6 Pack) - Replacement Furnace Filters - Amazon.com

K&N 16-in W x 20-in L x 1-in Washable MERV 11 Pleated Air Filter in the Air  Filters department at Lowes.com
K&N 16-in W x 20-in L x 1-in Washable MERV 11 Pleated Air Filter in the Air Filters department at Lowes.com

Aerostar 16x20x4 (Two Pack) MERV 13, Air Filter, 16 x 20 x 4, Box of 2 -  Walmart.com
Aerostar 16x20x4 (Two Pack) MERV 13, Air Filter, 16 x 20 x 4, Box of 2 - Walmart.com

16" X 20" X 1" Fiberglass Media Furnace Air Filter - No. 10004.011620 -  Whitehead Industrial Hardware
16" X 20" X 1" Fiberglass Media Furnace Air Filter - No. 10004.011620 - Whitehead Industrial Hardware

16" x 20.5" x 1" MERV 13 Air Filter - Only $22.91/ea.
16" x 20.5" x 1" MERV 13 Air Filter - Only $22.91/ea.

RSFDIYA Air Filter 16x20x1, 4-Pack MERV8 MPR 600 HVAC AC Furnace Reusable  Air Filters,Only for UBeesize Reusable ABS Frame - Walmart.com
RSFDIYA Air Filter 16x20x1, 4-Pack MERV8 MPR 600 HVAC AC Furnace Reusable Air Filters,Only for UBeesize Reusable ABS Frame - Walmart.com

Koch Air Filters 16x20x1 Merv 8 Pleated Furnace Filters Koch 102701006
Koch Air Filters 16x20x1 Merv 8 Pleated Furnace Filters Koch 102701006

Furnace Filter Base 16" x 20" (for 1" Filters)
Furnace Filter Base 16" x 20" (for 1" Filters)

Pleated Air Filters - 16 x 20 x 2", MERV 8 S-22959 - Uline
Pleated Air Filters - 16 x 20 x 2", MERV 8 S-22959 - Uline

BestAir 16"x20"x1" AC Furnace Filters MERV 8 - B1-1620-8-12 | Blain's Farm  & Fleet
BestAir 16"x20"x1" AC Furnace Filters MERV 8 - B1-1620-8-12 | Blain's Farm & Fleet

16x20x1 MERV 8 AC & Furnace Filters - Only $6.50/ea.
16x20x1 MERV 8 AC & Furnace Filters - Only $6.50/ea.

16x20x1 Tier1 Air Filter Replacement MERV 8 - (6-Pack)
16x20x1 Tier1 Air Filter Replacement MERV 8 - (6-Pack)

Lennox X0582 - BMAC 16 x 20 x 5 Furnace Filter – Lowest Price!
Lennox X0582 - BMAC 16 x 20 x 5 Furnace Filter – Lowest Price!