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Home air filters for your furnace, air conditioner or HVAC system. Create a change countdown in the filtrete smart app.
Sign-up for a filter change reminder program that works for you! For residential use only. Simply use the app to scan the barcode on your filter’s packaging, 60 or 90 days for your replacement countdown. 1000 mpr has a rating of MERV 11. Filters. Find your size: 1000 mpr available in 4in. 4in. A dirty filter will slow down air flow and make the system work harder to keep you warm or cool--wasting energy.

5" x 23. 5" x 075". Merv 8 rating: with an efficiency of 70% to 85%, these filters are usually the best option for most residential homes & light commercial units, ensuring airflow in your HVAC system is unrestricted.

All components are manufactured within the United States and designed with recyclable materials. 17. 5x23. 5x1 replacement air filters for your furnace, air conditioner, or HVAC system actual size: 17.

Sign-up for a filter change reminder program that works for you! . The higher the mpr, bacteria and viruses--your filter will capture from the air passing through it. 54% small particle capture, like bacteria and particles that carry viruses % captured is based on ashrae 52.
Find your size: 1500 MPR available in 4 in. Pet dander, smoke, 4 in. Attracts and captures microscopic particles such as smoke, bacteria and viruses--and large particles, cough and sneeze debris, including lint, household dust and pollen. And 5 in. 1500 mpr has a rating of MERV 12. Designed with exclusive filtrete brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through.

Manufactured in the usa by filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive.


Designed to filter microscopic particles such as lint, dust mites, spores, and pollen. Manufactured in the usa by filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive.

18x30x1 replacement air filters for your furnace, air conditioner, or HVAC system actual size: 17.
1. Flanders
#ad
4-Pack, Flanders PrecisionAire 84857.01175235 17.5 by 23.5 by 1 NaturalAire with Baking Soda
#adFlanders #ad - V-pleats provide large media surface area for more effective filtration while keeping airflow resistance low. Merv 8 rating: removes household dust, dirt, pollen, mold spores and more.More information #ad
Experience the clean air difference. Compatible with hvac systems requiring filters sized 17. 5" x 23. 5". Each filter maintains efficiency for up to 90 days. Pack of 4 air filters designed with baking soda media to control, absorb, and eliminate offensive odors.Brand | Flanders #ad |
Manufacturer | Flanders Corporation #ad |
Height | 23.5 Inches |
Length | 17.5 Inches |
Width | 1 Inches |
Part Number | 84857.01175235 |
Model | 84857.01175235 |
More information #ad
2. Aerostar
#ad
AC Furnace Air Filter, Aerostar 17 1/2x23 1/2x1 MERV 13 Pleated Air Filter, 6 Pack Actual Size: 17 1/2" x 23 1/2" x 1"
#adAerostar #ad - For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months. 100% synthetic electrostatic media for high efficiency with low air flow resistance. Designed to filter microscopic particles such as lint, spores, pet dander, smoke, dust mites, fine dust, pollen, and bacteria.More information #ad
Nominal size: 17 1/2x23 1/2x1; actual size: 17 1/2" x 23 1/2" x 1". Simple to install and a cost-effective step towards a healthier home environment. Comparable to mpr 1500 to 1900 ultimate Allergen Defense and Honeywell Allergen Elite FPR 10 .Brand | Aerostar #ad |
Manufacturer | Filtration Group #ad |
Height | 1 Inches |
Length | 17.5 Inches |
Width | 23.5 Inches |
Part Number | 17 1/2x23 1/2x1 MERV 13 |
More information #ad
3. Filtrete
#ad
AC Furnace Air Filter, Micro Allergen Defense, Filtrete 17.5x23.5x1, MPR 1000, 4-Pack exact dimensions 17.19 x 23.19 x 0.81
#adFiltrete #ad - Slim fit and 5in. When the lifespan is up, then choose 30, you’ll get a notification to change your filter. Attracts and captures particles such as lint, dust, pet dander, pollen, smoke and smog. Designed with exclusive filtrete brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through.Home air filters for your furnace, air conditioner or HVAC system. Create a change countdown in the filtrete smart app.
More information #ad
And 5 in. Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1 in. For optimal performance of your heating & cooling system or hvac system, change your home air filter at least every 90 days for 1 in. Sign-up for a filter change reminder program that works for you! For residential use only. Simply use the app to scan the barcode on your filter’s packaging, 60 or 90 days for your replacement countdown. 1000 mpr has a rating of MERV 11. Filters. Find your size: 1000 mpr available in 4in. 4in. A dirty filter will slow down air flow and make the system work harder to keep you warm or cool--wasting energy.
Brand | Filtrete #ad |
Manufacturer | Filtrete #ad |
Height | 17.19 Inches |
Length | 23.19 Inches |
Weight | 0.54 Pounds |
Width | 0.81 Inches |
Part Number | 9829DC-6 |
Model | 9829-4 |
Warranty | Call 1-800-494-3552 for warranty questions |
More information #ad
4. SpiroPure
#ad
Made in USA 6 Pack, SpiroPure 17.5X23.5X1 MERV 8 Geothermal Air Filters
#adSpiroPure #ad - Captures particles: breathe easier in your home as our filter clears the air of lint, hair, debris, and other indoor impurities.17. 5x23. 5x1 actual: the actual size of this replacement filter is 17.5" x 23. 5" x 075". Merv 8 rating: with an efficiency of 70% to 85%, these filters are usually the best option for most residential homes & light commercial units, ensuring airflow in your HVAC system is unrestricted.
More information #ad
Made in usa: our pleated furnace filters are Made in the USA and offer a high quality replacement air filter option for your air conditioner and/or furnace unit without the high cost. Affordable quality: spiropure air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance.Brand | SpiroPure #ad |
Manufacturer | SpiroPure #ad |
Height | 0.75 Inches |
Length | 17.5 Inches |
Weight | 4.15 Pounds |
Width | 23.5 Inches |
Part Number | SP-17.5X23.5X1A-P8M6 |
Model | SP-17.5X23.5X1A-P8M6 |
More information #ad
5. FilterBuy
#ad
Silver, FilterBuy 17.5x23.5x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters 4-Pack
#adFilterBuy #ad - High-quality construction features an electrostatically charged, pleated design that captures more harmful particles and prolongs the products lifespan by 3 times that of fiberglass models.All components are manufactured within the United States and designed with recyclable materials. 17. 5x23. 5x1 replacement air filters for your furnace, air conditioner, or HVAC system actual size: 17.
More information #ad
38 x 23. 38 x 1. 00 inches. Merv 8 synthetic media comparable with mpr 600 & FPR 5 protects homes from dust, pollen, and more by trapping 90% of airborne particles without impacting air flow. Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs.Brand | FilterBuy #ad |
Manufacturer | FilterBuy #ad |
Height | 1 Inches |
Length | 17.38 Inches |
Weight | 3 Pounds |
Width | 23.38 Inches |
Part Number | AFB17.5x23.5x1M8pk4 |
Model | AFB17.5x23.5x1M8pk4 |
More information #ad
6. Filtrete
#ad
Healthy Living Ultra Allergen, 6-Pack exact dimensions 17.19 x 23.19 x 0.78, Filtrete 17.5x23.5x1, MPR 1500, AC Furnace Air Filter
#adFiltrete #ad - Slim fit and 5 in. Thick air filters. For optimal performance of your heating & cooling system or HVAC system, change your home air filter at least every 90 days for 1in. Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1 in.Sign-up for a filter change reminder program that works for you! . The higher the mpr, bacteria and viruses--your filter will capture from the air passing through it. 54% small particle capture, like bacteria and particles that carry viruses % captured is based on ashrae 52.
More information #ad
2 testing for 03 to 1 micron particles from the air passing through the filter, the more microparticles--such as pollen, which relates to HVAC industry standard efficiency testing. Certified as asthma & allergy friendly As outlined in report ASCR: 1246-01. Find your size: 1500 MPR available in 4 in. Pet dander, smoke, 4 in. Attracts and captures microscopic particles such as smoke, bacteria and viruses--and large particles, cough and sneeze debris, including lint, household dust and pollen. And 5 in. 1500 mpr has a rating of MERV 12. Designed with exclusive filtrete brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through.
Brand | Filtrete #ad |
Manufacturer | 3M #ad |
Height | 17.19 Inches |
Length | 23.19 Inches |
Width | 0.78 Inches |
Part Number | UR29-6PK-1E |
Model | UR29-6PK-1E |
More information #ad
7. Aerostar
#ad
AC Furnace Air Filter, Aerostar 16 3/8 x 21 1/2 x 1 MERV 11 Pleated Air Filter, 6 Pack Actual Size: 16 3/8"x21 1/2"x3/4"
#adAerostar #ad - For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months. Simple to install and a cost-effective step towards a healthier home environment.Manufactured in the usa by filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive.
More information #ad
Designed to filter microscopic particles such as lint, spores, dust mites, fine dust, pet dander, pollen, and smoke. Nominal size: 16 3/8x21 1/2x1; actual size: 16 3/8"x21 1/2"x3/4"; this merv 11 filter is comparable with MPR 1000-1200 & FPR 7. 100% synthetic electrostatic media for high efficiency with low air flow resistance.Brand | Aerostar #ad |
Manufacturer | Filtration Group (Environmental Air) #ad |
Height | 0.75 Inches |
Length | 16.38 Inches |
Width | 21.5 Inches |
Part Number | 16 3/8x21 1/2x1 MERV 11 |
Model | 16 3/8x21 1/2x1 MERV 11 |
More information #ad
8. Flanders
#ad
Flanders PrecisionAire 84857.01175295 17.5 by 29.5 by 1 NaturalAire with Baking Soda, 4-Pack
#adFlanders #ad - Compatible with hvac systems requiring filters sized 17. 5" x 29. 5". Merv 8 rating: removes household dust, dirt, pollen, mold spores and more. Experience the clean air difference.More information #ad
Each filter maintains efficiency for up to 90 days. V-pleats provide large media surface area for more effective filtration while keeping airflow resistance low. Pack of 4 air filters designed with baking soda media to control, absorb, and eliminate offensive odors.Brand | Flanders #ad |
Manufacturer | Flanders Corporation #ad |
Height | 29.5 Inches |
Length | 17.5 Inches |
Width | 1 Inches |
Part Number | 84857.01175295 |
Model | 84857.01175295 |
More information #ad
9. Aerostar
#ad
AC Furnace Air Filter, Aerostar 16 3/8x21 1/2x1 MERV 8 Pleated Air Filter, 6 Pack Actual Size: 16 3/8"x21 1/2"x3/4"
#adAerostar #ad - For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months. 100% synthetic electrostatic media for high efficiency with low air flow resistance.Designed to filter microscopic particles such as lint, dust mites, spores, and pollen. Manufactured in the usa by filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive.
More information #ad
Nominal size: 16 3/8x21 1/2x1; actual size: 16 3/8"x21 1/2"x3/4"; this mERV 8 filter is comparable with MPR 600 & FPR 5. Simple to install and a cost-effective step towards a healthier home environment.Brand | Aerostar #ad |
Manufacturer | Filtration Group (Environmental Air) #ad |
Part Number | 16 3/8x21 1/2x1 MERV 8 |
Model | 16 3/8x21 1/2x1 MERV 8 |
More information #ad
10. FilterBuy
#ad
Silver, Pleated HVAC AC Furnace Filters 4-Pack, FilterBuy 18x30x1 Air Filter MERV 8
#adFilterBuy #ad - All components are manufactured within the United States and designed with recyclable materials. Merv 8 synthetic media comparable with mpr 600 & FPR 5 protects homes from dust, pollen, and more by trapping 90% of airborne particles without impacting air flow.18x30x1 replacement air filters for your furnace, air conditioner, or HVAC system actual size: 17.
More information #ad
75 x 29. 75 x 075 inches. Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs. High-quality construction features an electrostatically charged, pleated design that captures more harmful particles and prolongs the products lifespan by 3 times that of fiberglass models.Brand | FilterBuy #ad |
Manufacturer | FilterBuy #ad |
Height | 0.75 Inches |
Length | 17.75 Inches |
Weight | 2.27 Pounds |
Width | 29.75 Inches |
Part Number | AFB18x30x1M8pk4 |
Model | AFB18x30x1M8pk4 |
More information #ad