13-x-20-x-1-air-filter

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Filter King 19x20x1 Air Filter 6-PACK MERV 13 Actual Size 19 x 20 x .75"
Filter King 19x20x1 Air Filter 6-PACK MERV 13 Actual Size 19 x 20 x .75"

$115.77

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Aerostar 16x20x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 16x20x1 MERV 13 Furnace Air Filter, 6 Pack

$54.81

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Filter King 20x25x1 Air Filter 12-PACK MERV 13 Actual Size 19.5 x 24.5 x .75"
Filter King 20x25x1 Air Filter 12-PACK MERV 13 Actual Size 19.5 x 24.5 x .75"

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Filter King 15x20x1 Air Filter 12-PACK MERV 13 Actual Size 14.5 x 19.5 x .75"
Filter King 15x20x1 Air Filter 12-PACK MERV 13 Actual Size 14.5 x 19.5 x .75"

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ACE (Pack Of 6) 14x20x1 Pleated Premium 13 MERV Air Filters - AH1-1420-13-6
ACE (Pack Of 6) 14x20x1 Pleated Premium 13 MERV Air Filters - AH1-1420-13-6

$29.99

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Furnace AC Air Filter MERV 13, 16" x 20" x 1" (Pack of 6)
Furnace AC Air Filter MERV 13, 16" x 20" x 1" (Pack of 6)

$46.44

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Filter King 20x20x1 Air Filter 4-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"
Filter King 20x20x1 Air Filter 4-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"

$37.20

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Furnace AC Air Filter MERV 13, 20" x 20" x 1" (Pack of 6)
Furnace AC Air Filter MERV 13, 20" x 20" x 1" (Pack of 6)

$48.44

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Furnace AC Air Filter MERV 13, 20" x 25" x 1" (Pack of 6)
Furnace AC Air Filter MERV 13, 20" x 25" x 1" (Pack of 6)

$51.44

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

$44.95

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20X20X1 Pleated Air Filters Replacement For Furnace MERV 13 AC HVAC FPR 8 6-Pack
20X20X1 Pleated Air Filters Replacement For Furnace MERV 13 AC HVAC FPR 8 6-Pack

$19.99

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Filter King 13x20x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 20 x .75"
Filter King 13x20x1 Air Filter 4-PACK MERV 8 Actual Size 13 x 20 x .75"

$44.48

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Filter King 20x20x1 Air Filter 12-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"
Filter King 20x20x1 Air Filter 12-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"

$89.99

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Aerostar 20x23x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 20x23x1 MERV 13 Furnace Air Filter, 6 Pack

$96.40

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ACE (6 Pack) 20x30x1 (13 Merv Rating) High Performance Pleated Air Filters
ACE (6 Pack) 20x30x1 (13 Merv Rating) High Performance Pleated Air Filters

$49.00

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Aerostar 20x20x1 MERV 13 Furnace Air Filter, 12 Pack
Aerostar 20x20x1 MERV 13 Furnace Air Filter, 12 Pack

$107.23

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BNX 20x20x1 MERV 13 Furnace Air Filter, 4 Pack MADE IN USA HVAC AC Furnace
BNX 20x20x1 MERV 13 Furnace Air Filter, 4 Pack MADE IN USA HVAC AC Furnace

$42.99

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10x20x1 Pleated Air Filters,MERV 13,MPR 1500 Replacement For Furnace HVAC 6-PACK
10x20x1 Pleated Air Filters,MERV 13,MPR 1500 Replacement For Furnace HVAC 6-PACK

$18.99

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Filterbuy 20x20x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)
Filterbuy 20x20x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)

$42.40

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(3-Pack) 14x20x1 Air Filter Pleated MERV 8 Furnace HVAC Filtro de aire Plisado
(3-Pack) 14x20x1 Air Filter Pleated MERV 8 Furnace HVAC Filtro de aire Plisado

$15.99

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16.5 In. X 20 In. X 1 In. Premium Pleated Air Filter FPR 10, MERV 13
16.5 In. X 20 In. X 1 In. Premium Pleated Air Filter FPR 10, MERV 13

$25.17

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Best Air Merv 13 Air Filter 14x20x1 , 14 X 20 X 1 -6 Filter Pack!!!
Best Air Merv 13 Air Filter 14x20x1 , 14 X 20 X 1 -6 Filter Pack!!!

$12.50

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BNX TruFilter 18x20x1 Air Filter MERV 13 (4-Pack) - MADE IN USA - Electrostat...
BNX TruFilter 18x20x1 Air Filter MERV 13 (4-Pack) - MADE IN USA - Electrostat...

$59.26

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16x20x1 Air Filter MERV 13 6 Pack Refills w 1 Foldable ABS Frame Reusable Filter
16x20x1 Air Filter MERV 13 6 Pack Refills w 1 Foldable ABS Frame Reusable Filter

$25.39

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HDX 20 in. x 20 in. x 1 in. Premium Pleated Furnace Air Filter FPR 10, MERV 13
HDX 20 in. x 20 in. x 1 in. Premium Pleated Furnace Air Filter FPR 10, MERV 13

$15.00

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BNX 16X20x1 MERV 13 Furnace Air Filter, 4 Pack MADE IN USA HVAC AC Furnace
BNX 16X20x1 MERV 13 Furnace Air Filter, 4 Pack MADE IN USA HVAC AC Furnace

$44.99

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Glasfloss ZLP13201 MERV 10 Pleated Air Filter 13x20x1 Inches Pack of 4
Glasfloss ZLP13201 MERV 10 Pleated Air Filter 13x20x1 Inches Pack of 4

$26.16

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Simply Filters 13x20x1 MERV 11, MPR 1000, AC Furnace HVAC Air Filter
Simply Filters 13x20x1 MERV 11, MPR 1000, AC Furnace HVAC Air Filter

$29.99

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Aerostar 16x20x1 MERV 13 Furnace Air Filter, 12 Pack
Aerostar 16x20x1 MERV 13 Furnace Air Filter, 12 Pack

$94.54

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Aerostar 19x20x4 1/4 MERV 13 Furnace Air Filter, 2 Pack
Aerostar 19x20x4 1/4 MERV 13 Furnace Air Filter, 2 Pack

$73.08

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Aerostar 20x20x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 20x20x1 MERV 13 Furnace Air Filter, 6 Pack

$60.51

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Filter King 20x20x1 Air Filter 6-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"
Filter King 20x20x1 Air Filter 6-PACK MERV 13 Actual Size 19.5 x 19.5 x .75"

$53.90

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Aerostar 12x20x1 MERV 13 Furnace Air Filter, 4 Pack
Aerostar 12x20x1 MERV 13 Furnace Air Filter, 4 Pack

$40.18

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2 Pk Compatible AprilAire 213 Replacement Filter MERV 13 20x25x4 Air Filter
2 Pk Compatible AprilAire 213 Replacement Filter MERV 13 20x25x4 Air Filter

$65.97

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Aerostar 15x20x1 MERV 13 Furnace Air Filter, 4 Pack
Aerostar 15x20x1 MERV 13 Furnace Air Filter, 4 Pack

$45.19

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10x20x1 Air Filters Pleated MERV 13 HVAC Furnace Air Filters Universal (6 Pack)
10x20x1 Air Filters Pleated MERV 13 HVAC Furnace Air Filters Universal (6 Pack)

$29.89

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14x20x1 (13_1/2x19_1/2) Pleated MERV 12 Air Filters 6 Pack
14x20x1 (13_1/2x19_1/2) Pleated MERV 12 Air Filters 6 Pack

$54.99

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Aerostar 20x22x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 20x22x1 MERV 13 Furnace Air Filter, 6 Pack

$59.75

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Filter King 20x25x1 Air Filter 6-PACK MERV 13 Actual Size 19.5 x 24.5 x .75"
Filter King 20x25x1 Air Filter 6-PACK MERV 13 Actual Size 19.5 x 24.5 x .75"

$52.63

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Aerostar 20x30x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 20x30x1 MERV 13 Furnace Air Filter, 6 Pack

$74.58

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Filti 7500 Pleated Home HVAC Furnace 16 x 20 x 1 MERV 13 Air Filter (4 Pack)
Filti 7500 Pleated Home HVAC Furnace 16 x 20 x 1 MERV 13 Air Filter (4 Pack)

$39.99

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Aerostar 18x20x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 18x20x1 MERV 13 Furnace Air Filter, 6 Pack

$40.49

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Furnace AC Air Filter MERV 13, 20" x 30" x 1" (Pack of 6)
Furnace AC Air Filter MERV 13, 20" x 30" x 1" (Pack of 6)

$71.22

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Simply Filters 13x20x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter
Simply Filters 13x20x1 MERV 8, MPR 600, AC Furnace HVAC Air Filter

$30.99

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Filter King 20x23x1 Air Filter 4-PACK MERV 13 Actual Size 19.5 x 22.5 x .75"
Filter King 20x23x1 Air Filter 4-PACK MERV 13 Actual Size 19.5 x 22.5 x .75"

$47.99

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Trion MERV 13 Air Bear 20 x 20 x 1" High Efficiency Pleated HVAC Filter, 4 Pack
Trion MERV 13 Air Bear 20 x 20 x 1" High Efficiency Pleated HVAC Filter, 4 Pack

$39.99

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1 Pk Compatible AprilAire 213 Replacement Filter MERV 13 20x25x4 Air Filter
1 Pk Compatible AprilAire 213 Replacement Filter MERV 13 20x25x4 Air Filter

$35.96

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Furnace AC Air Filter MERV 13, 16" x 20" x 1" 16" x 20" x 1"
Furnace AC Air Filter MERV 13, 16" x 20" x 1" 16" x 20" x 1"

$79.99

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Glasfloss 16X20X1 MERV 13 Pleated AC Furnace Air Filters. 6 Pack.  Made in USA.
Glasfloss 16X20X1 MERV 13 Pleated AC Furnace Air Filters. 6 Pack. Made in USA.

$48.97

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Filterbuy 14x20x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)
Filterbuy 14x20x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)

$33.26

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14x20x1 MERV 10 Pleated Air Filters. 12 PACK. Actual Size: 13-1/2 x 19-1/2 x 7/8
14x20x1 MERV 10 Pleated Air Filters. 12 PACK. Actual Size: 13-1/2 x 19-1/2 x 7/8

$62.97

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HDX 20" x 22" x 1" MERV 13 Premium Pleated Air Filter FPR 10 (Read) (3 Pack)
HDX 20" x 22" x 1" MERV 13 Premium Pleated Air Filter FPR 10 (Read) (3 Pack)

$32.39

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Accumulair Diamond 12x20x1 MERV 13 Air Filter/Furnace Filters (4 pack)
Accumulair Diamond 12x20x1 MERV 13 Air Filter/Furnace Filters (4 pack)

$45.00

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Aerostar 14x20x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 14x20x1 MERV 13 Furnace Air Filter, 6 Pack

$57.98

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4 Pack 20x25x1 Air Filter MERV 13, Plated Furnace AC HVAC Air Replacement Filter
4 Pack 20x25x1 Air Filter MERV 13, Plated Furnace AC HVAC Air Replacement Filter

$35.99

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20x30x1in.Premium Quality Furnace Hvac Pleated Furnace Air Filter Fpr10 Merv13
20x30x1in.Premium Quality Furnace Hvac Pleated Furnace Air Filter Fpr10 Merv13

$23.20

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BOX OF 6 AIRx HEALTH 18x20x1 MERV 13 Pleated Air Conditioner AC Filters!
BOX OF 6 AIRx HEALTH 18x20x1 MERV 13 Pleated Air Conditioner AC Filters!

$49.99

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16x20x1 MERV 13 Air Filter for HVAC, AC & Furnace Systems | Wonderfil Filters
16x20x1 MERV 13 Air Filter for HVAC, AC & Furnace Systems | Wonderfil Filters

$37.96

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BNX 14X20x1 MERV 13 Furnace Air Filter, 4 Pack MADE IN USA HVAC AC Furnace
BNX 14X20x1 MERV 13 Furnace Air Filter, 4 Pack MADE IN USA HVAC AC Furnace

$43.99

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Filter King 20x22.25x1 Air Filter 4-PACK MERV 13 Actual Size 20 x 22.25 x .75"
Filter King 20x22.25x1 Air Filter 4-PACK MERV 13 Actual Size 20 x 22.25 x .75"

$68.79

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14x20x1 in. Ultimate Allergen Pleated Air Filter FPR 12 Merv 13 Replacement
14x20x1 in. Ultimate Allergen Pleated Air Filter FPR 12 Merv 13 Replacement

$24.71

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BNX 20x25x1 MERV 13 Furnace Air Filter, 4 Pack MADE IN USA HVAC AC Furnace
BNX 20x25x1 MERV 13 Furnace Air Filter, 4 Pack MADE IN USA HVAC AC Furnace

$52.99

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Aerostar 18x20x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 18x20x1 MERV 13 Furnace Air Filter, 6 Pack

$57.37

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14x20x1 Air Filter MPR 1900 MERV 13 Allergen Reduction 3 Month Home Use
14x20x1 Air Filter MPR 1900 MERV 13 Allergen Reduction 3 Month Home Use

$34.41

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Simply Filters 16x20x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter
Simply Filters 16x20x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter

$54.97

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CC Filters 20x20x1 Air Filter MERV 13 Pleated HVAC AC Furnace (4 Pack)
CC Filters 20x20x1 Air Filter MERV 13 Pleated HVAC AC Furnace (4 Pack)

$32.95

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14x20x1 MERV 13 Pleated AC Furnace Air Filters.  6 Pack
14x20x1 MERV 13 Pleated AC Furnace Air Filters. 6 Pack

$56.97

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Aerostar 20x20x1 MERV 13 Furnace Air Filter, 2 Pack
Aerostar 20x20x1 MERV 13 Furnace Air Filter, 2 Pack

$33.56

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OlitAir 16 x 20 x 1 AC Furnace Air Filter, MERV 13, ABS Plastic Frame, 7 Pack
OlitAir 16 x 20 x 1 AC Furnace Air Filter, MERV 13, ABS Plastic Frame, 7 Pack

$35.00

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Simply Filters 20x20x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter
Simply Filters 20x20x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter

$57.97

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Electrostatic Pleated Air Filters 6-Pack MERV 13 - 20x20x1 HVAC Replacement
Electrostatic Pleated Air Filters 6-Pack MERV 13 - 20x20x1 HVAC Replacement

$139.99

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Trion MERV 13 Air Bear 20 x 20 x 1" High Efficiency Pleated HVAC Filter, 6 Pack
Trion MERV 13 Air Bear 20 x 20 x 1" High Efficiency Pleated HVAC Filter, 6 Pack

$53.39

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Air Filter MERV 13 (4-Pack) BNX TruFilter 18x20x1 - MADE IN USA - Electrostat...
Air Filter MERV 13 (4-Pack) BNX TruFilter 18x20x1 - MADE IN USA - Electrostat...

$40.00

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19 In. X 20 In. X 1 In. Premium Pleated Air Filter FPR-10, MERV-13
19 In. X 20 In. X 1 In. Premium Pleated Air Filter FPR-10, MERV-13

$30.91

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Filtrete 20x20x1 AC Furnace Air Filter, MERV 13, MPR 1900, 20x20x1, White
Filtrete 20x20x1 AC Furnace Air Filter, MERV 13, MPR 1900, 20x20x1, White

$80.99

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Dynamic Air Cleaner Filter 20 x 20 x 1 Refill Polarized C3P2020 3-pack
Dynamic Air Cleaner Filter 20 x 20 x 1 Refill Polarized C3P2020 3-pack

$59.99

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Simply Filters 20x22x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter
Simply Filters 20x22x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter

$34.75

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Filter King 12x20x1 Air Filter 6-PACK MERV 13 Actual Size 11.5 x 19.5 x .75"
Filter King 12x20x1 Air Filter 6-PACK MERV 13 Actual Size 11.5 x 19.5 x .75"

$64.99

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Maycold 10x20x1 Air Filters, Reusable Frame, Ensure 10x20x1(6-PACK)MERV 13
Maycold 10x20x1 Air Filters, Reusable Frame, Ensure 10x20x1(6-PACK)MERV 13

$78.99

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14x20x1 Air Filter, 13, MPR 1500, 2 Pack, For Home AC Furnace & HVAC (Actual ...
14x20x1 Air Filter, 13, MPR 1500, 2 Pack, For Home AC Furnace & HVAC (Actual ...

$47.03

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20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 12 Air Filter 1 Pack
20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 12 Air Filter 1 Pack

$37.99

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

$44.95

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16x20x1 Ultra Allergen Merv 11 Tier1 Replacement AC Furnace Air Filter (6 Pack)
16x20x1 Ultra Allergen Merv 11 Tier1 Replacement AC Furnace Air Filter (6 Pack)

$53.19

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14x20x1 MERV 13 Air Filter 6-Pack Electrostatic HVAC Allergy Smoke Dust New
14x20x1 MERV 13 Air Filter 6-Pack Electrostatic HVAC Allergy Smoke Dust New

$68.42

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Filterbuy 18x20x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)
Filterbuy 18x20x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)

$39.80

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Simply Filters 15x20x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter
Simply Filters 15x20x1 MERV 13, MPR 1500, AC Furnace HVAC Air Filter

$33.97

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20x20x1 (19_1/2x19_1/2) Pleated Air Filters MERV 13 Plus Carbon 4 Pack
20x20x1 (19_1/2x19_1/2) Pleated Air Filters MERV 13 Plus Carbon 4 Pack

$62.49

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Furnace AC Air Filter MERV 13, 14" x 20" x 1" (Pack of 6)
Furnace AC Air Filter MERV 13, 14" x 20" x 1" (Pack of 6)

$46.44

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EXPXXFIL0320 Merv 13 20x25x5 Air Filter Compatible w/ Bryant Carrier Cabinet
EXPXXFIL0320 Merv 13 20x25x5 Air Filter Compatible w/ Bryant Carrier Cabinet

$39.99

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20x24x1 Filtrete AC Furnace Air Filter MERV 13 MPR 1900 Premium Allergen 2-Pack
20x24x1 Filtrete AC Furnace Air Filter MERV 13 MPR 1900 Premium Allergen 2-Pack

$35.00

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TruFilter 18x20x1 Air Filter MERV 13 (6-Pack) - MADE IN USA - Electrostatic P...
TruFilter 18x20x1 Air Filter MERV 13 (6-Pack) - MADE IN USA - Electrostatic P...

$89.99

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20x24x1 Filtrete AC Furnace Air Filter MERV 13 MPR 1900 Premium Allergen 2-Pack
20x24x1 Filtrete AC Furnace Air Filter MERV 13 MPR 1900 Premium Allergen 2-Pack

$45.00

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20x20x1 MERV 13 Air Filter,AC Furnace Filter,Reusable ABS Plastic
20x20x1 MERV 13 Air Filter,AC Furnace Filter,Reusable ABS Plastic

$73.99

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Aerostar 18x20x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 18x20x1 MERV 13 Furnace Air Filter, 6 Pack

$28.99

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20x20x1 MERV 13 AC & Furnace Air Filters. Box of 6.
20x20x1 MERV 13 AC & Furnace Air Filters. Box of 6.

$60.70

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20x20x3 MERV 13 Furnace Return Grille Air Filter For: Zephyr VGF Series - 1 Pack
20x20x3 MERV 13 Furnace Return Grille Air Filter For: Zephyr VGF Series - 1 Pack

$30.80

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Filterbuy 16x20x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)
Filterbuy 16x20x1 Pleated Air Filters, Replacement for HVAC AC Furnace (MERV 13)

$59.52

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20x20x1 MERV 13 Air Filter for HVAC, AC & Furnace Systems | Wonderfil Filters
20x20x1 MERV 13 Air Filter for HVAC, AC & Furnace Systems | Wonderfil Filters

$38.36

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Aerostar 15x20x1 MERV 13 Furnace Air Filter, 6 Pack
Aerostar 15x20x1 MERV 13 Furnace Air Filter, 6 Pack

$55.76

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Aerostar 20x20x2 MERV 13 Furnace Air Filter, 4 Pack
Aerostar 20x20x2 MERV 13 Furnace Air Filter, 4 Pack

$59.78

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