Top 10 18x18x1 Filter – Furnace Filters

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1. Filtrete

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Filtrete 18x18x1, AC Furnace Air Filter, MPR 300, Clean Living Basic Dust, 6-Pack exact dimensions 17.81 x 17.81 x 0.81

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Filtrete #ad - The higher the mpr, smoke, the more microparticles - such as pollen, pet dander, bacteria and viruses - your filter will capture from the air passing through it. Sign-up for a filter change reminder program that works for you! Packaging and filter media may vary for MPR 300 Filtrete 300 mpr microparticle Performance Rating equates to MERV 5.

Exclusive filtrete brand 3-in-1 technology from 3M traps unwanted air particles, while letting cleaner air flow through. For residential use only. For optimum performance, change your home air filter every 90 days or sooner.

Outperforms fiberglass, air conditioner, washable and non-electrostatic 3-month pleated 1" air filters for your furnace, or HVAC system. Attracts and captures large particles such as lint, household dust, dust mite debris and mold spores. A dirty filter will slow down air flow and make the system work harder to keep you warm or cool - wasting energy.
BrandFiltrete #ad
ManufacturerFiltrete #ad
Height17.81 Inches
Length17.81 Inches
Weight0.72 Pounds
Width0.81 Inches
Part NumberMPR 300
ModelBD17-6PK-2E

2. Aerostar

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Actual Size: 17 3/4"x17 3/4"x3/4", Aerostar Clean House 18x18x1 MERV 8 Pleated Air Filter, Made in the USA, 6-Pack,White

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Aerostar #ad - Made in the usa - aerostar filters are manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions for residential, commercial and industrial applications. Aerostar filters are a simple to install and cost-effective step towards a healthier home environment, free of airborne allergens and particles that can trigger various allergy and asthma symptoms.

For best results, change your filters every 60 to 90 days during normal times of year but increase frequency to 30 days during peak summer and winter months when your unit is working the hardest. Superior filtration efficiency - aerostar filters are made with electrostatically charged synthetic material that draws and captures allergens including lint, pollen, mold spores, dust mites, pet dander, and dust.

High performing - 100% synthetic electrostatic media for high efficiency with low air flow resistance. Improve indoor air quality - protect your family and loved ones with clean indoor air quality at home. Check your fit - nominal size: 18x18x1; actual size: 17 3/4"x17 3/4"x3/4"; This MERV 8 filter is comparable with MPR 600 & FPR 5.
BrandAerostar #ad
ManufacturerFiltration Group #ad
Height1 Inches
Length18 Inches
Weight2.95 Pounds
Width18 Inches
Part Number18x18x1 MERV 8
Model18x18x1 MERV 8

3. Aerostar

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6-Pack, Made in the USA, Actual Size: 17 3/4"x17 3/4"x3/4", Aerostar Home Max 18x18x1 MERV 13 Pleated Air Filter

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Aerostar #ad - For best results, change your filters every 60 to 90 days during normal times of year but increase frequency to 30 days during peak summer and winter months when your unit is working the hardest.

Check your fit - nominal size: 18x18x1; actual size: 17 3/4"x17 3/4"x3/4"; this MERV 13 filter is comparable with MPR 1500-1900 & FPR 10 Superior filtration efficiency - Aerostar filters are made with electrostatically charged synthetic material. High performing - 100% synthetic electrostatic media for high efficiency with low air flow resistance. Improve indoor air quality - protect your family and loved ones with clean indoor air quality at home.

Made in the usa - aerostar filters are manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions for residential, commercial and industrial applications. Aerostar filters are a simple to install and cost-effective step towards a healthier home environment.
BrandAerostar #ad
ManufacturerFiltration Group (Environmental Air) #ad
Height1 Inches
Length18 Inches
Width18 Inches
Part Number25S.011818-6
Model18x18x1 MERV 13

4. FilterBuy

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FilterBuy 18x18x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters 4-Pack, Silver

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FilterBuy #ad - The filterbuy replacement air filter 18x18x1 actual measurements: 17. 75" x 17. 75" x 075" ensures that your furnace, air conditioner, or HVAC system is circulating the cleanest air possible to help preserve your budget and healthy lifestyle.

Industrial-grade beverage board frames paired with dual wire backings outperform traditional cardboard compositions by improving structural integrity with their ability to endure temperatures up to 200 degrees Fahrenheit. 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. Merv 8 synthetic media comparable with clean living dust defense mpr 300 - 600 is recommended in most scenarios due to its capability to trap 90% of airborne particles, lint, dander, protecting your home or business from debris, pollen, mold, and other forms of dust without impacting air flow.

All components are 100% manufactured within the United States and designed with recyclable materials providing an eco-friendly alternative to enhancing air quality.
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Height0.75 Inches
Length17.75 Inches
Width17.75 Inches
Part NumberAFB18x18x1M8pk4
ModelAFB18x18x1M8pk4

5. AIRX FILTERS WICKED CLEAN AIR.

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Made in the USA, AIRx ALLERGY 18x20x1 MERV 11 Pleated Air Filter, Box of 6

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AIRX FILTERS WICKED CLEAN AIR. #ad - Merv 11 furnace filter premium pleated filter, actual size 17. 5" x 19. 5" x. 75". Made in USA. More pleats than most retail air filters - better energy efficiency and captures more particles. Traps mold, pet dander, smoke particles, pollen and dust mite debris for allergen protection. Compare to 3m filtrete micro particle MPR800 and Filtrete allergen MPR1200 filters.
BrandAIRX FILTERS WICKED CLEAN AIR. #ad
ManufacturerAiRx #ad
Height0.75 Inches
Length17.5 Inches
Weight0.58 Pounds
Width19.5 Inches
Part NumberALLERGY-182001-6
ModelALLERGY-182001-6
Warranty1 year manufacturer

6. FilterBuy

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FilterBuy 18x18x1 Air Filter MERV 8, Silver, Pleated HVAC AC Furnace Filters 2-Pack

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FilterBuy #ad - Merv 8 synthetic media comparable with clean living dust defense mpr 300 - 600 is recommended in most scenarios due to its capability to trap 90% of airborne particles, pollen, lint, mold, dander, protecting your home or business from debris, and other forms of dust without impacting air flow.

Industrial-grade beverage board frames paired with dual wire backings outperform traditional cardboard compositions by improving structural integrity with their ability to endure temperatures up to 200 degrees Fahrenheit. All components are 100% manufactured within the United States and designed with recyclable materials providing an eco-friendly alternative to enhancing air quality.

The filterbuy replacement air filter 18x18x1 actual measurements: 17. 75" x 17. 75" x 075" ensures that your furnace, air conditioner, or HVAC system is circulating the cleanest air possible to help preserve your budget and healthy lifestyle. 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.
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Height0.75 Inches
Length17.75 Inches
Width17.75 Inches
Part NumberAFB18x18x1M8pk2
ModelAFB18x18x1M8pk2

7. Filtrete

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6-Pack exact dimensions 17.81 x 17.81 x 0.81, AC Furnace Air Filter, Filtrete 18x18x1, MPR 600, Clean Living Dust Reduction

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Filtrete #ad - A dirty filter will slow down air flow and make the system work harder to keep you warm or cool - wasting energy. Change filter at least every 90 days for optimal performance of your heating & cooling system or HVAC system. Attracts and captures large particles such as lint, household dust, dust mite debris and mold spores.

Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1 in. Designed with exclusive filtrete brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through. Mpr 600 has a rating of MERV 7. Simply use the app to scan the barcode on your filter’s packaging, then choose 30, 60 or 90 days for your replacement countdown.

Air filters for your furnace, air conditioner or HVAC system. Sign-up for a filter change reminder program that works for you! For residential use only. The higher the mpr, pet dander, the more microparticles - such as pollen, smoke, bacteria and viruses - your filter will capture from the air passing through it. When the lifespan is up, you’ll get a notification to change your filter. Create a change countdown in the filtrete smart app.
BrandFiltrete #ad
Manufacturer3M CHIMD #ad
Height17.81 Inches
Length17.81 Inches
Width0.81 Inches
Part NumberMPR 600
ModelDR17-6PK-1E

8. Nordic Pure

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Nordic Pure 18x18x1 MERV 8 Pleated AC Furnace Air Filters 6 Pack

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Nordic Pure #ad - Lasts up to 3 months, depending on your unique home or office environment. Made in the USA. 75 x 075 x 17. Nominal size: 18 x 18 x 1, actual size: 17 3/4 x 17 3/4 x 3/4 17. Removes lint, pet dander, dust mites, bacteria, dust, pollen, mold spores and other contaminants. Merv 8 and fpr 6 is equivalent to MPR 80075.
BrandNordic Pure #ad
ManufacturerNordic Pure #ad
Height0.75 Inches
Length17.75 Inches
Weight4.41 Pounds
Width17.75 Inches
Part Number18x18x1M8-6
Model18x18x1

9. Flanders

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E-Z flow II 18x18x1 Air Filter

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Flanders #ad - No metal Media Retainers. No metal Media Retainers. Flat Panel. 30 day Filter. Ez flow ii spun fiberglass Disposable Furnace Filter.
BrandFlanders #ad
ManufacturerFlanders-Precisionaire #ad
Height1 Inches
Length18 Inches
Width18 Inches
Part Number10055-011818
ModelTRVAL54538

10. Flanders

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MERV 4, E-Z Flow Air Filter, 18 x 18 x 1-Inch, 12-Pack

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Flanders #ad - Continuous chipboard design guards against corner separation while the one-sided metal media retainer adds to the filter strength. Merv 4 rating: removes household dust, pollen, and lint. Pack of 12 disposable ul class II rated air filters designed for protection of furnace and central air units. Compatible with hvac systems requiring filters sized 18" x 18" x 1". Each filter maintains efficiency for up to 30 days.
BrandFlanders #ad
ManufacturerFlanders Corporation #ad
Height18 Inches
Length18 Inches
Weight5 Pounds
Width1 Inches
Part Number10155.011818
Model10155.011818