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Most Extensive Selection of Commercial & Residential HVAC Filters, from Trusted Brands.
COMMERCIAL & RESIDENTIAL HVAC FILTERS
📱 Call: 866-469-8556 | 💬 Text: 425-515-2727

20x24x1 HVAC, Furnace and AC Replacement Air Filters

Our durable 20x24x1 HVAC filters are perfect for maintaining clean air in commercial and residential environments. Made by top brands, these filters provide robust filtration, ensuring your HVAC system remains efficient and reliable. Invest in our 20x24x1 filters for long-lasting performance.

Filtros

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20x24x18 Multi-Sak Extended Surface Bag Air Filters MERV 9 204-105-318 (6 Filters)

$ 380.22 - $ 380.22
$ 380.22
$ 380.22 - $ 380.22
$ 380.22

Multi-Sak The Koch Multi-Sak is an extended surface air filter, designed for most medium and high efficiency air filtration ...

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$ 380.22 - $ 380.22
$ 380.22
$ 380.22 - $ 380.22
$ 380.22

20x24x15 Multi-Sak Extended Surface Bag Air Filters MERV 9 204-106-315 (6 Filters)

$ 388.80 - $ 388.80
$ 388.80
$ 388.80 - $ 388.80
$ 388.80

Multi-Sak The Koch Multi-Sak is an extended surface air filter, designed for most medium and high efficiency air filtration ...

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$ 388.80 - $ 388.80
$ 388.80
$ 388.80 - $ 388.80
$ 388.80

20x24x12 Multi-Sak Extended Surface Bag Air Filters MERV 11 206-105-312 (6 Filters)

$ 340.32 - $ 340.32
$ 340.32
$ 340.32 - $ 340.32
$ 340.32

Multi-Sak The Koch Multi-Sak is an extended surface air filter, designed for most medium and high efficiency air filtration ...

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$ 340.32 - $ 340.32
$ 340.32
$ 340.32 - $ 340.32
$ 340.32

20x24x18 Multi-Sak Extended Surface Bag Air Filters MERV 11 206-105-318 (6 Filters)

$ 370.56 - $ 370.56
$ 370.56
$ 370.56 - $ 370.56
$ 370.56

Multi-Sak The Koch Multi-Sak is an extended surface air filter, designed for most medium and high efficiency air filtration ...

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$ 370.56 - $ 370.56
$ 370.56
$ 370.56 - $ 370.56
$ 370.56

20x24x15 Multi-Sak Extended Surface Bag Air Filters MERV 11 206-106-315 (6 Filters)

$ 389.52 - $ 389.52
$ 389.52
$ 389.52 - $ 389.52
$ 389.52

Multi-Sak The Koch Multi-Sak is an extended surface air filter, designed for most medium and high efficiency air filtration ...

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$ 389.52 - $ 389.52
$ 389.52
$ 389.52 - $ 389.52
$ 389.52

20x24x12 Multi-Sak Extended Surface Bag Air Filters MERV 13 208-105-312 (6 Filters)

$ 339.72 - $ 339.72
$ 339.72
$ 339.72 - $ 339.72
$ 339.72

Multi-Sak The Koch Multi-Sak is an extended surface air filter, designed for most medium and high efficiency air filtration ...

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$ 339.72 - $ 339.72
$ 339.72
$ 339.72 - $ 339.72
$ 339.72

20x24x18 Multi-Sak Extended Surface Bag Air Filters MERV 13 208-105-318 (6 Filters)

$ 379.38 - $ 379.38
$ 379.38
$ 379.38 - $ 379.38
$ 379.38

Multi-Sak The Koch Multi-Sak is an extended surface air filter, designed for most medium and high efficiency air filtration ...

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$ 379.38 - $ 379.38
$ 379.38
$ 379.38 - $ 379.38
$ 379.38

20x24x15 Multi-Sak Extended Surface Bag Air Filters MERV 13 208-106-315 (6 Filters)

$ 399.90 - $ 399.90
$ 399.90
$ 399.90 - $ 399.90
$ 399.90

Multi-Sak The Koch Multi-Sak is an extended surface air filter, designed for most medium and high efficiency air filtration ...

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$ 399.90 - $ 399.90
$ 399.90
$ 399.90 - $ 399.90
$ 399.90

20x24x12 Multi-Sak Extended Surface Bag Air Filters MERV 15 209-105-312 (6 Filters)

$ 363.48 - $ 363.48
$ 363.48
$ 363.48 - $ 363.48
$ 363.48

Multi-Sak The Koch Multi-Sak is an extended surface air filter, designed for most medium and high efficiency air filtration ...

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$ 363.48 - $ 363.48
$ 363.48
$ 363.48 - $ 363.48
$ 363.48

20x24x18 Multi-Sak Extended Surface Bag Air Filters MERV 15 209-105-318 (6 Filters)

$ 395.46 - $ 395.46
$ 395.46
$ 395.46 - $ 395.46
$ 395.46

Multi-Sak The Koch Multi-Sak is an extended surface air filter, designed for most medium and high efficiency air filtration ...

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$ 395.46 - $ 395.46
$ 395.46
$ 395.46 - $ 395.46
$ 395.46

20x24x15 Multi-Sak Extended Surface Bag Air Filters MERV 15 209-106-315 (6 Filters)

$ 414.96 - $ 414.96
$ 414.96
$ 414.96 - $ 414.96
$ 414.96

Multi-Sak The Koch Multi-Sak is an extended surface air filter, designed for most medium and high efficiency air filtration ...

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$ 414.96 - $ 414.96
$ 414.96
$ 414.96 - $ 414.96
$ 414.96

20x24x1 NaturalAire Odor Eliminator Filters with Baking Soda (4 Pack)

$ 94.99 - $ 94.99
$ 94.99
$ 94.99 - $ 94.99
$ 94.99

The NaturalAire Odor Eliminator with Baking Soda air filter neutralizes common household odors. It uses the power of baking soda to rid your home o...

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$ 94.99 - $ 94.99
$ 94.99
$ 94.99 - $ 94.99
$ 94.99
20x24x1 Koch Multi-Pleat XL8 Standard Capacity MERV 8 102-041-017 (12 Filters)

20x24x1 Koch Multi-Pleat XL8 Standard Capacity MERV 8 102-041-017 (12 Filters)

$ 104.99 - $ 104.99
$ 104.99
$ 104.99 - $ 104.99
$ 104.99

Standard Capacity Extended Surface Pleated Panel Filter Features Upgrade from standard pleated filters MERV 8 and MERV 8...

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$ 104.99 - $ 104.99
$ 104.99
$ 104.99 - $ 104.99
$ 104.99
20x24x1 Koch Disposable Polyester Panel 284-200-240 (12 Filters)

20x24x1 Koch Disposable Polyester Panel 284-200-240 (12 Filters)

$ 81.99 - $ 81.99
$ 81.99
$ 81.99 - $ 81.99
$ 81.99

Disposable Panel Filters for Commercial, Industrial & Residential Use KOCH Disposable Polyester Panel Filters are versatile and suitable for a...

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$ 81.99 - $ 81.99
$ 81.99
$ 81.99 - $ 81.99
$ 81.99
20x24x1 Koch Disposable Fiberglass Panel 274-200-240 (12 Filters)

20x24x1 Koch Disposable Fiberglass Panel 274-200-240 (12 Filters)

$ 71.99 - $ 71.99
$ 71.99
$ 71.99 - $ 71.99
$ 71.99

Disposable Panel Filters for Commercial, Industrial & Residential Use KOCH Disposable Fiberglass Panel Filters are versatile and suitable for ...

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$ 71.99 - $ 71.99
$ 71.99
$ 71.99 - $ 71.99
$ 71.99
20x24x12 AAF Flanders VariCel Single Header MERV 11 | 331-953-189

20x24x12 AAF Flanders VariCel Single Header MERV 11 | 331-953-189

$ 253.03 - $ 253.03
$ 253.03
$ 253.03 - $ 253.03
$ 253.03

VariCel® High Efficiency Pleat Filters VariCel® filters are engineered for high-performance air filtration in a variety of environments. Thei...

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$ 253.03 - $ 253.03
$ 253.03
$ 253.03 - $ 253.03
$ 253.03

Pre Plisado 62R MERV 11 (12 Filtros) 85755.012024M11

$ 189.99 - $ 189.99
$ 189.99
$ 189.99 - $ 189.99
$ 189.99

El filtro de panel plisado MERV 11 preplisado de alta capacidad 62RM11 permite una mejora significativa en la eficiencia de recolección con respec...

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$ 189.99 - $ 189.99
$ 189.99
$ 189.99 - $ 189.99
$ 189.99
20x24x12 AAF Flanders VariCel Single Header MERV 13 | 331-765-189

20x24x12 AAF Flanders VariCel Single Header MERV 13 | 331-765-189

$ 252.80 - $ 252.80
$ 252.80
$ 252.80 - $ 252.80
$ 252.80

VariCel® High Efficiency Pleat Filters VariCel® filters are engineered for high-performance air filtration in a variety of environments. Thei...

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$ 252.80 - $ 252.80
$ 252.80
$ 252.80 - $ 252.80
$ 252.80
20x24x12 AAF Flanders VariCel Single Header w/ Gadsket MERV 11 | 331-698-009 1512698-009
Agotado

20x24x12 AAF Flanders VariCel Single Header w/ Gasket MERV 11 | 331-698-009 1512698-009

$ 0.00 - $ 0.00
$ 0.00
$ 0.00 - $ 0.00
$ 0.00

VariCel® High Efficiency Pleat Filters VariCel® filters are engineered for high-performance air filtration in a variety of environments. Thei...

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$ 0.00 - $ 0.00
$ 0.00
$ 0.00 - $ 0.00
$ 0.00
Agotado

20x24x1 Exact Filters Pleated MERV 13 (12 pack)

$ 259.99 - $ 259.99
$ 259.99
$ 259.99 - $ 259.99
$ 259.99

20x24x1 Exact Pleated MERV 13 Filters (12-pack). These high-quality filters are designed to provide exceptional air filtration for your home or of...

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$ 259.99 - $ 259.99
$ 259.99
$ 259.99 - $ 259.99
$ 259.99

20x24x1 Exact Filters Pleated MERV 11 (12 pack)

$ 235.99 - $ 235.99
$ 235.99
$ 235.99 - $ 235.99
$ 235.99

20x24x1 Upgrade your HVAC system with Exact Filters! Say goodbye to the frustration of finding the right fit for your furnace, AC, heat pump, or HV...

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$ 235.99 - $ 235.99
$ 235.99
$ 235.99 - $ 235.99
$ 235.99