Furnace Filters

Sponsored

13,425 results

Highly rated

$21.99($11.00/count)

Filtrete 16x25x1 2pk Allergen Defense Air Filter 1000 MPR: MERV 11 Furnace Filter, Electrostatic, Captures Dust & Pollen

Filtrete

(680)

3k+ bought in last month

$21.99($11.00/count)

Filtrete 20x20x1 2pk Allergen Defense Air Filter 1000 MPR: MERV 11 Electrostatic Furnace Filter, Captures Dust & Pollen

Filtrete

(585)

3k+ bought in last month

$21.99($11.00/count)

Filtrete 20x25x1 2pk Allergen Defense Air Filter 1000 MPR: MERV 11, Electrostatic, Captures Dust & Pollen, Furnace Compatible

Filtrete

(588)

600+ bought in last month

$5.69($2.85/count)

Filtrete 2pk Basic Dust and Lint 300 14X20: Electrostatic Furnace Filter, MERV 5, Captures Dust & Lint, 2-Pack

Filtrete

(8)

Sponsored

1k+ bought in last month

$33.99

Filtrete 20" x 25" x 4" Allergen Bacteria and Virus Air Filter 1550 MPR: MERV 12 Electrostatic for Home Furnaces

Filtrete

(444)

Highly rated

$30.99

Filtrete 16" x 25" x 4" Allergen Bacteria and Virus Deep Pleat Air Filter 1550 MPR: MERV 12 Electrostatic Furnace Filter

Filtrete

(315)

2k+ bought in last month

$13.49

Filtrete 16x25x1 Allergen Defense Air Filter 1000 MPR: MERV 11 Furnace Filter, Captures Dust & Pollen, Lasts 3 Months

Filtrete

(597)

2k+ bought in last month

$26.49($13.25/count)

Filtrete 20x20x1 2pk Allergen Bacteria and Virus Air Filter 1500 MPR: Electrostatic Furnace Filter, MERV 12, Captures Dust & Pollen

Filtrete

(538)

2k+ bought in last month

$26.49($13.25/count)

Filtrete 16x25x1 2pk Allergen Bacteria and Virus Air Filter 1500 MPR: Furnace Filter, MERV 12, Electrostatic, 3-Month Use

Filtrete

(574)

2k+ bought in last month

$21.99($11.00/count)

Filtrete 16x20x1 2pk Allergen Defense Air Filter 1000 MPR: MERV 11 Electrostatic Furnace Filter, Captures Dust & Pollen

Filtrete

(642)

3k+ bought in last month

$13.49

Filtrete 20x20x1 Allergen Defense Air Filter 1000 MPR: MERV 11, Electrostatic, Captures Dust & Pollen, Lasts 3 Months

Filtrete

(607)

Highly rated

$13.49

Filtrete Micro Allergen 16x20x1 Air Filter: MERV 11 Electrostatic Furnace Filter, Captures Dust & Pet Dander, Lasts 3 Months

Filtrete

(578)

Sponsored

1k+ bought in last month

$26.49($13.25/count)

Filtrete 20x25x1 2pk Allergen Bacteria and Virus Air Filter 1500 MPR: MERV 12 Electrostatic Furnace Filter, 20x20x1

Filtrete

(545)

1k+ bought in last month

$26.49($13.25/count)

Filtrete 16x20x1 2pk Allergen Bacteria and Virus Air Filter 1500 MPR: MERV 12, Electrostatic, Furnace Filter, 3-Month Use

Filtrete

(546)

1k+ bought in last month

$10.99($5.50/count)

Filtrete 2pk Basic Dust and Lint 300 16X20: Electrostatic Furnace Filters, MERV 5, Captures Dust & Lint, 16x20x1, 2ct

Filtrete

(24)

1k+ bought in last month

$10.99($5.50/count)

Filtrete 2pk Basic Dust and Lint 300 20X20: Electrostatic Air Control Filters, MERV 5, Captures Dust & Lint, 20x20x1

Filtrete

(22)

800+ bought in last month

$25.99($13.00/count)

was $30.99

New lower price

Filtrete 2pk 1900 Ultimate Allergens, Bacteria and Virus 20X20: MERV 13 Electrostatic Furnace & AC Filter 20x20x1

Filtrete

(2)

Highly rated

$20.99

Filtrete 20x20x1 Premium Allergen Bacteria and Virus Air Filter 1900 MPR: MERV 13 Electrostatic for Home Furnaces

Filtrete

(697)

1k+ bought in last month

$18.49

Filtrete Ultra Allergen 16x25x1, Air Filter: MERV 12 Furnace & AC Filter, Captures Viruses, Dust, Pet Dander, Lasts 3 Months

Filtrete

(575)

2k+ bought in last month

$9.99

Filtrete 20" x 20" MPR 700 Dust Pollen and Pet Dander Electrostatic Air Filter: MERV 8, Furnace & AC, 3-Month Use

Filtrete

(29)

Sponsored

2k+ bought in last month

$9.99

Filtrete 16" x 25" MPR 700 Dust Pollen and Pet Dander Electrostatic Air Filter: MERV 8 Furnace & AC Filter

Filtrete

(136)

1k+ bought in last month

$21.99($11.00/count)

Filtrete 20x30x1 2pk Allergen Defense Air Filter 1000 MPR: MERV 11 Electrostatic Furnace Filter, Captures Dust & Pollen

Filtrete

(538)

Highly rated

$13.49

Filtrete 20x25x1 Allergen Defense Air Filter 1000 MPR: MERV 11 Electrostatic Furnace Filter, Captures Dust & Pollen

Filtrete

(98)

Highly rated

$9.99

Filtrete 20" x 25" MPR 700 Dust Pollen and Pet Dander Electrostatic Air Filter: MERV 8, Furnace & AC Filter, 3-Month Use

Filtrete

(131)

Furnace Filters

13,425 results

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