Top 10 18x18x1 Furnace Filter – Furnace Filters

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1. Filtrete

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

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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. For optimum performance, change your home air filter every 90 days or sooner.

Exclusive filtrete brand 3-in-1 technology from 3M traps unwanted air particles, while letting cleaner air flow through. Filtrete 300 mpr microparticle Performance Rating equates to MERV 5. For residential use only. Attracts and captures large particles such as lint, household dust, dust mite debris and mold spores.

Outperforms fiberglass, air conditioner, washable and non-electrostatic 3-month pleated 1" air filters for your furnace, or HVAC system. A dirty filter will slow down air flow and make the system work harder to keep you warm or cool - wasting energy. Sign-up for a filter change reminder program that works for you! Packaging and filter media may vary for MPR 300 .
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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Made in the USA, Actual Size: 17 3/4"x17 3/4"x3/4", 6-Pack, Aerostar Home Max 18x18x1 MERV 13 Pleated Air Filter

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Aerostar #ad - Superior filtration efficiency - Aerostar filters are made with electrostatically charged synthetic material. 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 Aerostar filters are a simple to install and cost-effective step towards a healthier home environment.

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. 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. 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.
BrandAerostar #ad
ManufacturerFiltration Group (Environmental Air) #ad
Height1 Inches
Length18 Inches
Width18 Inches
Part Number25S.011818-6
Model18x18x1 MERV 13

3. Aerostar

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

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Aerostar #ad - 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. High performing - 100% synthetic electrostatic media for high efficiency with low air flow resistance.

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 8 filter is comparable with MPR 600 & FPR 5. 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. Superior filtration efficiency - aerostar filters are made with electrostatically charged synthetic material that draws and captures allergens including lint, pollen, dust mites, pet dander, mold spores, and dust.
BrandAerostar #ad
ManufacturerFiltration Group #ad
Height1 Inches
Length18 Inches
Weight2.95 Pounds
Width18 Inches
Part Number18x18x1 MERV 8
Model18x18x1 MERV 8

4. FilterBuy

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

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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, protecting your home or business from debris, dander, mold, 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 NumberAFB18x18x1M8pk4
ModelAFB18x18x1M8pk4

5. FilterBuy

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

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FilterBuy #ad - All components are 100% manufactured within the United States and designed with recyclable materials providing an eco-friendly alternative to enhancing air quality. 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, dander, pollen, lint, protecting your home or business from debris, mold, 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.

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.
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Height0.75 Inches
Length17.75 Inches
Width17.75 Inches
Part NumberAFB18x18x1M8pk2
ModelAFB18x18x1M8pk2

6. 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 - 75 x 17. 75. Nominal size: 18 x 18 x 1, actual size: 17 3/4 x 17 3/4 x 3/4 17. Made in the USA. Merv 8 and fpr 6 is equivalent to MPR 800 Removes lint, pollen, dust, bacteria, dust mites, pet dander, mold spores and other contaminants.75 x 0 . Lasts up to 3 months, depending on your unique home or office environment.
BrandNordic Pure #ad
ManufacturerNordic Pure #ad
Height0.75 Inches
Length17.75 Inches
Weight4.41 Pounds
Width17.75 Inches
Part Number18x18x1M8-6
Model18x18x1

7. FilterBuy

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FilterBuy 18x18x1 Air Filter MERV 11, Gold, Pleated HVAC AC Furnace Filters 4-Pack

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FilterBuy #ad - Merv 11 synthetic media comparable with micro allergen defense mpr 800 - 1200 is recommended if you have pets or allergies due to its capability to trap 95% of airborne particles, protecting your home or business from smoke, pollen, lint, debris, smog, dander, 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. 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. 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.
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Height0.75 Inches
Length17.75 Inches
Width17.75 Inches
Part NumberAFB18x18x1M11pk4
ModelAFB18x18x1M11pk4

8. Filtrete

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AC Furnace Air Filter, Healthy Living Ultra Allergen, MPR 1500, Filtrete 18x24x1, 2-Pack exact dimensions 17.81 x 23.81 x 0.78

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Filtrete #ad - Helps promote a healthy home by reducing airborne dust, allergens, bacteria & viruses. Carries a 1500 microparticle Performance Rating MPR. Lasts up to 3 months. 4x better small bacteria and virus capture {Refers to bacteria and viruses that are less than 1 micron in size}.

Designed with filtrete brand 3-in-1 technology from 3M to pull in and trap unwanted air particles while letting clean air flow through. Electrostatic air filter with Microparticle Performance Rating 1500 Captures microscopic particles including: smoke, bacteria, and large particles like lint, cough/sneeze debris, viruses, dust and pollen. 3 times better at small particle capture compared to non-electrostatic pleated filters for the capture of 03 to 1. 0 micron particles. Electrostatically charged to attract and capture microscopic airborne particles.
BrandFiltrete #ad
ManufacturerFiltrete #ad
Height17.81 Inches
Length19.81 Inches
Weight1.3 Pounds
Width0.78 Inches
Part NumberUR21-2PK-6E
ModelUR21-2PK-1E
WarrantyAs labelled

9. FilterBuy

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FilterBuy 16x18x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters 2-Pack, Silver

#ad
FilterBuy #ad - 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. 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, protecting your home or business from debris, lint, dander, 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.

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. The filterbuy replacement air filter 16x18x1 actual measurements: 16" x 18" x 1" ensures that your furnace, air conditioner, or HVAC system is circulating the cleanest air possible to help preserve your budget and healthy lifestyle.
BrandFilterBuy #ad
ManufacturerFilterBuy #ad
Height1 Inches
Length16 Inches
Width18 Inches
Part NumberAFB16x18x1M8pk2
ModelAFB16x18x1M8pk2

10. Filtrete

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

#ad
Filtrete #ad - Create a change countdown in the filtrete smart app. Simply use the app to scan the barcode on your filter’s packaging, then choose 30, 60 or 90 days for your replacement countdown. Sign-up for a filter change reminder program that works for you! For residential use only.

Designed with exclusive filtrete brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through. When the lifespan is up, you’ll get a notification to change your filter. A dirty filter will slow down air flow and make the system work harder to keep you warm or cool - wasting energy. Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1 in. Mpr 600 has a rating of MERV 7.

The higher the mpr, the more microparticles - such as pollen, smoke, pet dander, bacteria and viruses - your filter will capture from the air passing through it. Attracts and captures large particles such as lint, household dust, dust mite debris and mold spores. Air filters for your furnace, air conditioner or HVAC system. Change filter at least every 90 days for optimal performance of your heating & cooling system or HVAC system.
BrandFiltrete #ad
Manufacturer3M CHIMD #ad
Height17.81 Inches
Length17.81 Inches
Width0.81 Inches
Part NumberMPR 600
ModelDR17-6PK-1E