12x12x1-air-filter

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Filter King 12x12x1 Air Filter 12-PACK MERV 13 Actual Size 12 x 12 x .75"
Filter King 12x12x1 Air Filter 12-PACK MERV 13 Actual Size 12 x 12 x .75"

$42.48

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Filterbuy Merv 8 Dust Defense Pleated HVAC AC Furnace 12x12x1 Air Filters 6 Pack
Filterbuy Merv 8 Dust Defense Pleated HVAC AC Furnace 12x12x1 Air Filters 6 Pack

$19.99

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Aerostar 12x12x1 MERV 13 Air Filter, 12 Pack (11 3/4" x 11 3/4" x 3/4")
Aerostar 12x12x1 MERV 13 Air Filter, 12 Pack (11 3/4" x 11 3/4" x 3/4")

$78.09

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Aluminum Electrostatic Air Filter (12" x 12" x 1"), Washable Furnace Air Filter
Aluminum Electrostatic Air Filter (12" x 12" x 1"), Washable Furnace Air Filter

$29.88

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12x12x1 MERV 10 Pleated Air Filters. 12 PACK. Actual Size: 11-1/2 x 11-1/2 x 7/8
12x12x1 MERV 10 Pleated Air Filters. 12 PACK. Actual Size: 11-1/2 x 11-1/2 x 7/8

$55.97

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Aerostar 12x12x1 MERV 6 Pleated Air Filter, AC Furnace Air Filter, 6 Pack NEW
Aerostar 12x12x1 MERV 6 Pleated Air Filter, AC Furnace Air Filter, 6 Pack NEW

$29.99

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TRIGHTFILTERS 12x12x1 Air Filter 6 Pack
TRIGHTFILTERS 12x12x1 Air Filter 6 Pack

$20.07

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12x12x1 MERV 8 Pleated AC Furnace Air Filters. 6 Pack. Made in USA
12x12x1 MERV 8 Pleated AC Furnace Air Filters. 6 Pack. Made in USA

$31.97

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AAF Flanders (4 Pack), 12" x 12" x 1" Nested Glass Air Filter
AAF Flanders (4 Pack), 12" x 12" x 1" Nested Glass Air Filter

$10.99

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Aerostar 12X12X1 (11-3/4"x 11-3/4"x 3/4") MERV 13 Air Filter HVAC Furnace 6 Pack
Aerostar 12X12X1 (11-3/4"x 11-3/4"x 3/4") MERV 13 Air Filter HVAC Furnace 6 Pack

$28.50

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Filterbuy 12x12x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 11)
Filterbuy 12x12x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 11)

$27.66

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6 Pack 12x12x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 8)
6 Pack 12x12x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 8)

$24.79

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Filterbuy 12x12x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 8)
Filterbuy 12x12x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 8)

$20.78

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Filter King 12x12x1 Air Filter 6-PACK MERV 13 Actual Size 12 x 12 x .75"
Filter King 12x12x1 Air Filter 6-PACK MERV 13 Actual Size 12 x 12 x .75"

$86.19

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Filter King 12x12x1 Air Filter 4-PACK MERV 8 Actual Size 11.5 x 11.5 x .75"
Filter King 12x12x1 Air Filter 4-PACK MERV 8 Actual Size 11.5 x 11.5 x .75"

$24.96

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 PERMANENT WASHABLE  ELECTROSTATIC FURNACE AC AIR FILTER Dust Electronic
PERMANENT WASHABLE ELECTROSTATIC FURNACE AC AIR FILTER Dust Electronic

$39.95

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12"x 12"x 1" AC Furnace Air Filter Rigid Washable Cut to Fit
12"x 12"x 1" AC Furnace Air Filter Rigid Washable Cut to Fit

$9.86

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12"x 12"x 1" 3-Pack AC Furnace Air Filter Rigid Washable Cut to Fit
12"x 12"x 1" 3-Pack AC Furnace Air Filter Rigid Washable Cut to Fit

$14.88

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12x12x1 Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5 3-Pack
12x12x1 Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5 3-Pack

$17.55

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NEW. AAF 12x12x1. Air filters. Pack of 12.
NEW. AAF 12x12x1. Air filters. Pack of 12.

$19.99

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12x12x1 (11_3/4x11_3/4) Pure Carbon Odor Reduction Furnace Air Filters 2 Pack
12x12x1 (11_3/4x11_3/4) Pure Carbon Odor Reduction Furnace Air Filters 2 Pack

$32.99

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12x12x1 MERV 8 HVAC Air Filters – 2 Pack
12x12x1 MERV 8 HVAC Air Filters – 2 Pack

$25.99

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12x12x1 Air Filter 6 Pack, Durable MERV 8 Pleated Home HVAC AC Furnace Filters
12x12x1 Air Filter 6 Pack, Durable MERV 8 Pleated Home HVAC AC Furnace Filters

$45.00

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12x12x1 Air Filter 6 Pack, Durable MERV 8 Pleated Home HVAC AC Furnace Filters
12x12x1 Air Filter 6 Pack, Durable MERV 8 Pleated Home HVAC AC Furnace Filters

$28.25

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Amazon Basics 12x12x1 MERV 11 AC Furnace Air Filter, 6 Pack  Open Box Never Used
Amazon Basics 12x12x1 MERV 11 AC Furnace Air Filter, 6 Pack Open Box Never Used

$14.99

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Wonderfil 12x12x1 Air Filter MERV 8
Wonderfil 12x12x1 Air Filter MERV 8

$28.64

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Flanders (4 Pack), 12" X 12" X 1" Precisionaire Nested Glass Air Filter New
Flanders (4 Pack), 12" X 12" X 1" Precisionaire Nested Glass Air Filter New

$12.84

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12x12x1 Air Filter Glasfloss ZL Series MERV 10 - Box of 6
12x12x1 Air Filter Glasfloss ZL Series MERV 10 - Box of 6

$46.93

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Filter King 12 x 12 x 1 Air Filter 4-PACK MERV 8 Actual Size 12 x 12 x .75"
Filter King 12 x 12 x 1 Air Filter 4-PACK MERV 8 Actual Size 12 x 12 x .75"

$39.96

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Aerostar 12x12x1 MERV 6 Pleated Air Filter, AC Furnace Air Filter, 6 Pack
Aerostar 12x12x1 MERV 6 Pleated Air Filter, AC Furnace Air Filter, 6 Pack

$29.11

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Aerostar 12x12x1 MERV 8 Furnace Air Filter, 6 Pack
Aerostar 12x12x1 MERV 8 Furnace Air Filter, 6 Pack

$36.32

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Filter King 12x12x1 Air Filter 4-PACK MERV 13 Actual Size 11.5 x 11.5 x .75"
Filter King 12x12x1 Air Filter 4-PACK MERV 13 Actual Size 11.5 x 11.5 x .75"

$29.96

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12x12x1 (11 3/4 x 11 3/4 x 3/4) Pleated 8 Air Filters 2 Pack
12x12x1 (11 3/4 x 11 3/4 x 3/4) Pleated 8 Air Filters 2 Pack

$44.87

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(3-PACK) 12x12x1 Air Filter MERV 8 Pleated HVAC Furnace Filtro de aire Plisado
(3-PACK) 12x12x1 Air Filter MERV 8 Pleated HVAC Furnace Filtro de aire Plisado

$15.79

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BNX TruFilter 6 pack 12X12X1 MERV 11 Allergen Pleated Air Filters NEW/Sealed
BNX TruFilter 6 pack 12X12X1 MERV 11 Allergen Pleated Air Filters NEW/Sealed

$29.82

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12x12x1 (11 3/4 x 11 3/4 x 3/4) Pleated 8 Air Filters 2 Pack
12x12x1 (11 3/4 x 11 3/4 x 3/4) Pleated 8 Air Filters 2 Pack

$44.87

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12x12x1 Air Filter 3 Pk , Durable MERV 8 2000 Pleated Home HVAC AC Filters
12x12x1 Air Filter 3 Pk , Durable MERV 8 2000 Pleated Home HVAC AC Filters

$8.00

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12x12x1 2 Filters Air and Furnance Filter MERV 13 BEST HVAC House Indoor New
12x12x1 2 Filters Air and Furnance Filter MERV 13 BEST HVAC House Indoor New

$32.34

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Aerostar 12x12x1 MERV 8 NOVAPLEAT AC Furnace Air Filter, 12 pack (Actual Size:
Aerostar 12x12x1 MERV 8 NOVAPLEAT AC Furnace Air Filter, 12 pack (Actual Size:

$54.25

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Aerostar 12x12x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 12x12x1 MERV 13 Furnace Air Filter, 6 Pack

$52.77

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wioAIR Washable Furnace AC Air Filter, MERV 8, (12"x12"x1")
wioAIR Washable Furnace AC Air Filter, MERV 8, (12"x12"x1")

$39.00

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CASE OF 12 12x12x1 AIR FURNACE FILTER HVAC FILTERS NEW IN BOX PUROLATOR 6954085
CASE OF 12 12x12x1 AIR FURNACE FILTER HVAC FILTERS NEW IN BOX PUROLATOR 6954085

$27.19

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Furnace AC Air Filter MERV 13, 12" x 12" x 1" (Pack of 6)
Furnace AC Air Filter MERV 13, 12" x 12" x 1" (Pack of 6)

$37.44

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 Custom Fresh Air Intake Filter box for filter 12 x 12 x 1" with two collars 8"
Custom Fresh Air Intake Filter box for filter 12 x 12 x 1" with two collars 8"

$207.97

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12 x 12 x 1 Standard Pleated Air Filter FPR 5, 3-Pack, Air Filters Replacement
12 x 12 x 1 Standard Pleated Air Filter FPR 5, 3-Pack, Air Filters Replacement

$17.30

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12x12x1 MERV 10 Pleated Air Filters. 24 PACK. Actual Size: 11-5/8 x 11-5/8 x 3/4
12x12x1 MERV 10 Pleated Air Filters. 24 PACK. Actual Size: 11-5/8 x 11-5/8 x 3/4

$95.00

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Flanders (4 Pack), 12" X 12" X 1" Precisionaire Nested Glass Air Filter New
Flanders (4 Pack), 12" X 12" X 1" Precisionaire Nested Glass Air Filter New

$22.97

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1" Inch Glasfloss ZL MERV 10 Pleated Air Filters  - Pack of 12
1" Inch Glasfloss ZL MERV 10 Pleated Air Filters - Pack of 12

$60.00

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Flanders 12 X 12 X 1 Precisionaire Nested Glass Air Filter (Case Of 24 Filters)
Flanders 12 X 12 X 1 Precisionaire Nested Glass Air Filter (Case Of 24 Filters)

$99.99

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12x12x1 Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5 3-Pack
12x12x1 Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5 3-Pack

$14.11

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Wonder Filter 12x12x1 Air Filter MERV 8
Wonder Filter 12x12x1 Air Filter MERV 8

$28.64

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FILTRETE- AIR-FILTER PLEATED FURNACE REPLACEMENT PAD DUST PACK 3, 6, 12 NEW
FILTRETE- AIR-FILTER PLEATED FURNACE REPLACEMENT PAD DUST PACK 3, 6, 12 NEW

$23.89

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Wonderfil Filters 12x12x1 Air Filter MERV 8
Wonderfil Filters 12x12x1 Air Filter MERV 8

$22.02

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Honeywell 90901 12 x 12 x 1 12x12x1 FPR9 Superior Allergen Air Filter, 12 Pack
Honeywell 90901 12 x 12 x 1 12x12x1 FPR9 Superior Allergen Air Filter, 12 Pack

$62.95

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12x12x1 MERV 10 Pleated Home A/C Furnace Air Filter (12-pack)
12x12x1 MERV 10 Pleated Home A/C Furnace Air Filter (12-pack)

$72.00

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12x12x1 Air Filter Glasfloss GDS Series Disposable - Box of 12
12x12x1 Air Filter Glasfloss GDS Series Disposable - Box of 12

$55.72

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Filtrete 12x12x1 Air Filter MERV 12, 1 New Filter
Filtrete 12x12x1 Air Filter MERV 12, 1 New Filter

$10.00

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(3-PACK) 12x12x1 Air Filter Standard Pleated HVAC Furnace Filtro de aire Plisado
(3-PACK) 12x12x1 Air Filter Standard Pleated HVAC Furnace Filtro de aire Plisado

$13.65

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Flanders (4 Pack), 12" X 12" X 1" Precisionaire Nested Glass Air Filter - NEW
Flanders (4 Pack), 12" X 12" X 1" Precisionaire Nested Glass Air Filter - NEW

$11.80

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"Simply by  12X12X1 Air Filter MERV 8 MPR 600 AC Furnace Air Filter 6 Pack"
"Simply by 12X12X1 Air Filter MERV 8 MPR 600 AC Furnace Air Filter 6 Pack"

$4.99

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12 x 12 x 1 in. Merv 8 Flexible Permanent Washable Electrostatic Air Dust Filter
12 x 12 x 1 in. Merv 8 Flexible Permanent Washable Electrostatic Air Dust Filter

$45.45

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12x12x1 (11_3/4x11_3/4) Pleated MERV 10 Air Filters 3 Pack
12x12x1 (11_3/4x11_3/4) Pleated MERV 10 Air Filters 3 Pack

$37.99

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OlitAir 12 x 12 x 1 MERV 8 Reusable Air Filter Plastic Frame Replaceable
OlitAir 12 x 12 x 1 MERV 8 Reusable Air Filter Plastic Frame Replaceable

$12.99

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12x12x1 (11_3/4x11_3/4) Pleated Air Filters MERV 13 Plus Carbon 2 Pack
12x12x1 (11_3/4x11_3/4) Pleated Air Filters MERV 13 Plus Carbon 2 Pack

$39.49

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Filterbuy 12x12x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)
Filterbuy 12x12x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)

$33.72

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Filtrete 12x12x1 AC Furnace Air Filter MPR 300 Clean Living Basic Dust 6-Pack
Filtrete 12x12x1 AC Furnace Air Filter MPR 300 Clean Living Basic Dust 6-Pack

$21.00

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Aluminum Electrostatic Air Filter (12" x 12" x 1"), Furnace Central AC Filter
Aluminum Electrostatic Air Filter (12" x 12" x 1"), Furnace Central AC Filter

$34.00

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Amazon Basics 12x12x1 MERV 11 AC Furnace Air Filter, 6 Pack  Open Box Never Used
Amazon Basics 12x12x1 MERV 11 AC Furnace Air Filter, 6 Pack Open Box Never Used

$14.50

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Simply Filters 12x12x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter
Simply Filters 12x12x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter

$27.99

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12x12x1 in. Standard Pleated Furnace Replacement Air Filter FPR 5 Merv 8 Dust
12x12x1 in. Standard Pleated Furnace Replacement Air Filter FPR 5 Merv 8 Dust

$6.04

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12x12x1 (11_3/4x11_3/4) Pleated MERV 12 Air Filters 6 Pack
12x12x1 (11_3/4x11_3/4) Pleated MERV 12 Air Filters 6 Pack

$54.99

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Simply Filters 12x12x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter
Simply Filters 12x12x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter

$31.97

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Honeywell 12x12x1 Allergen Plus Air Filter FPR 7 box of 12
Honeywell 12x12x1 Allergen Plus Air Filter FPR 7 box of 12

$59.99

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Simply Filters 12x12x1 MERV 11, MPR 1000, AC Furnace HVAC Air Filter
Simply Filters 12x12x1 MERV 11, MPR 1000, AC Furnace HVAC Air Filter

$77.97

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4 PACK Filtrete 12x12x1 AC Furnace SMART Air Filter, MERV 12, MPR 1500
4 PACK Filtrete 12x12x1 AC Furnace SMART Air Filter, MERV 12, MPR 1500

$60.00

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Many Sizes - 1 Air Filter Standard Pleated FPR 5 MERV 8 Dust Filters Furnace AC
Many Sizes - 1 Air Filter Standard Pleated FPR 5 MERV 8 Dust Filters Furnace AC

$6.99

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12x12x1 in. Standard Pleated Furnace Air Filter FPR 5 Merv 8 3 Pack Replacement
12x12x1 in. Standard Pleated Furnace Air Filter FPR 5 Merv 8 3 Pack Replacement

$16.76

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12x12x1 MERV 13 Pleated Air Filter (4 Pack) - MADE IN USA
12x12x1 MERV 13 Pleated Air Filter (4 Pack) - MADE IN USA

$67.40

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Filtrete 12x12x1 Healthy Living Ultra Allergen Air Filter MPR 1500
Filtrete 12x12x1 Healthy Living Ultra Allergen Air Filter MPR 1500

$18.99

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12x12x1 Air Filter 6 Pack, Durable MERV 8 Pleated Home HVAC AC
12x12x1 Air Filter 6 Pack, Durable MERV 8 Pleated Home HVAC AC

$42.99

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CUSTOM Return air plenum for filter 12x12x1" and round collar 8" diameter
CUSTOM Return air plenum for filter 12x12x1" and round collar 8" diameter

$161.39

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12x12x1 Filter - MERV 14 -E11 Media, Air Cleaning Pleated HVAC AC Furnace 2-Pack
12x12x1 Filter - MERV 14 -E11 Media, Air Cleaning Pleated HVAC AC Furnace 2-Pack

$52.99

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BNX TruFilter 12X12X1 MERV 11 Allergen Air Filters NEW - 6 Pack
BNX TruFilter 12X12X1 MERV 11 Allergen Air Filters NEW - 6 Pack

$24.00

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12x12x1 Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5 3-Pack
12x12x1 Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5 3-Pack

$16.59

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Nordic Pure 12x12x1 (11_3/4x11_3/4) Pleated MERV 13 Air Filters 6 Pack
Nordic Pure 12x12x1 (11_3/4x11_3/4) Pleated MERV 13 Air Filters 6 Pack

$50.99

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12x12x1 (11 3/4 x 11 3/4 x 3/4) Pleated Air Filters 13 Plus Carbon 2 Pack
12x12x1 (11 3/4 x 11 3/4 x 3/4) Pleated Air Filters 13 Plus Carbon 2 Pack

$57.69

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Air Handler 12 X 12 X 1 Air Filter 11-3/4" X 11-3/4" X 3/4" Actual Size - NEW...
Air Handler 12 X 12 X 1 Air Filter 11-3/4" X 11-3/4" X 3/4" Actual Size - NEW...

$8.00

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4pcs-6pcs 12x12x1 Pleated Air Filters, Replacement for HVAC AC Furnace MERV 8
4pcs-6pcs 12x12x1 Pleated Air Filters, Replacement for HVAC AC Furnace MERV 8

$26.99

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LotFancy 12x12x1 Air Filters, MERV 13 AC Furnace 4 12x12x1(4 Pack)
LotFancy 12x12x1 Air Filters, MERV 13 AC Furnace 4 12x12x1(4 Pack)

$42.01

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“Filtrete 12x12x1 AC Furnace Air Filter MPR 1000 Micro Allergen Defense (2)”
“Filtrete 12x12x1 AC Furnace Air Filter MPR 1000 Micro Allergen Defense (2)”

$19.99

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LotFancy 12x12x1 Air Filters, MERV 13 AC Furnace 4 12x12x1(4 Pack)
LotFancy 12x12x1 Air Filters, MERV 13 AC Furnace 4 12x12x1(4 Pack)

$42.99

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12 X 12 X 1, MERV 8 GOOD HVAC Air and Furnance Filter, Captures Dust, 4 Filters
12 X 12 X 1, MERV 8 GOOD HVAC Air and Furnance Filter, Captures Dust, 4 Filters

$36.68

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Aerostar 12x12x1 MERV 8 Air Filters Pack of 6 NEW In Open Box
Aerostar 12x12x1 MERV 8 Air Filters Pack of 6 NEW In Open Box

$29.95

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12x12x1 Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5 3-Pack
12x12x1 Pleated Air Filters Replacement For Furnace. AC HVAC MERV 8 FPR 5 3-Pack

$16.76

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12x12x1 Air Filter MERV 13 | Pleated Home Air Filter | HVAC AC Furnace Filter...
12x12x1 Air Filter MERV 13 | Pleated Home Air Filter | HVAC AC Furnace Filter...

$67.40

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Glasfloss Gds12121 Panel Air Filter, Merv 5, 12 X 12 X 1, Disposable Fiberglass
Glasfloss Gds12121 Panel Air Filter, Merv 5, 12 X 12 X 1, Disposable Fiberglass

$19.99

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(5) Rheem 12x12x1 air filter Dust & Pollen New - 3 Rheem, 2 other
(5) Rheem 12x12x1 air filter Dust & Pollen New - 3 Rheem, 2 other

$20.00

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12x12x1 Air Filter 6 Pack, Durable MERV 8 Pleated Home HVAC AC Furnace...
12x12x1 Air Filter 6 Pack, Durable MERV 8 Pleated Home HVAC AC Furnace...

$42.99

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Aerostar 12x12x1 MERV 11 Furnace Air Filter, 6 Pack
Aerostar 12x12x1 MERV 11 Furnace Air Filter, 6 Pack

$45.37

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Filter King 12x12x1 Air Filter 12-PACK MERV 8 Actual Size 11.5 x 11.5 x .75"
Filter King 12x12x1 Air Filter 12-PACK MERV 8 Actual Size 11.5 x 11.5 x .75"

$68.99

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