Best Furnace Filters

SpiroPure 11.5X23.5X1 MERV 8 Geothermal Air Filters - Made in USA (6 Pack)

  • 11.5x23.5x1 ACTUAL: The actual size of this replacement filter is 11.5" x 23.5" x 0.75".
  • 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..
  • CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, and other indoor impurities..
  • AFFORDABLE QUALITY: SpiroPure air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance..
  • 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..
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SpiroPure 17.5X17.5X1 MERV 8 Pleated Air Filters - Made in USA (6 Pack)

  • 17.5x17.5x1 ACTUAL: The actual size of this replacement filter is 17.5" x 17.5" x 0.75".
  • 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..
  • CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, and other indoor impurities..
  • AFFORDABLE QUALITY: SpiroPure air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance..
  • 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..
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SpiroPure 13.50x13.5X1 MERV 8 Pleated Air Filters - Made in USA (6 Pack)

  • 13.5x13.5x1 ACTUAL: The actual size of this replacement filter is 13.5" x 13.5" x 0.75".
  • 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..
  • CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, and other indoor impurities..
  • AFFORDABLE QUALITY: SpiroPure air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance..
  • 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..
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SpiroPure 28X30X1 MERV 8 Geothermal Air Filters - Made in USA (6 Pack)

  • 28X30X1 ACTUAL: The actual size of this replacement filter is 28"X30"X0.75".
  • 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..
  • CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, and other indoor impurities..
  • AFFORDABLE QUALITY: SpiroPure air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance..
  • 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..
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SpiroPure 21X24X1 MERV 8 Pleated Air Filters - Made in USA (6 Pack)

  • 21x24x1 ACTUAL: The actual size of this replacement filter is 21" x 24" x 0.75".
  • 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..
  • CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, and other indoor impurities..
  • AFFORDABLE QUALITY: SpiroPure air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance..
  • 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..
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SpiroPure 22X25X1 MERV 8 Pleated Air Filters - Made in USA (6 Pack)

  • 22x25x1 ACTUAL: The actual size of this replacement filter is 22" x 25" x 0.75".
  • 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..
  • CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, and other indoor impurities..
  • AFFORDABLE QUALITY: SpiroPure air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance..
  • 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..
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SpiroPure 19X24X1 MERV 8 Pleated Air Filters - Made in USA (6 Pack)

  • 19x24x1 ACTUAL: The actual size of this replacement filter is 19" x 24" x 0.75".
  • 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..
  • CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, and other indoor impurities..
  • AFFORDABLE QUALITY: SpiroPure air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance..
  • 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..
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SpiroPure 28X30X2 MERV 8 Geothermal Air Filters - Made in USA (6 Pack)

  • 28x30x2 NOMINAL: The actual size of this replacement filter is 27.5" x 29.5" x 1.75".
  • 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..
  • CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, and other indoor impurities..
  • AFFORDABLE QUALITY: SpiroPure air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance..
  • 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..
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SpiroPure 15X20X2 MERV 8 Pleated Air Filters - Made in USA (6 Pack)

  • 15x20x2 NOMINAL: The actual size of this replacement filter is 14.5" x 19.5" x 1.75".
  • 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..
  • CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, and other indoor impurities..
  • AFFORDABLE QUALITY: SpiroPure air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance..
  • 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..
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SpiroPure 12X30X1 MERV 8 Pleated Air Filters - Made in USA (6 Pack)

  • 12x30x1 NOMINAL: The actual size of this replacement filter is 11.63" x 29.5" x 0.75".
  • 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..
  • CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, and other indoor impurities..
  • AFFORDABLE QUALITY: SpiroPure air filters are sold in packs to save you even more without cutting corners on material quality, efficiency, or filtration performance..
  • 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..
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