10 Best Furnace Filters 2024 in the US

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3-month pleated design: Helps capture unwanted particles for a fresher home.

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Exclusive 3-in-1 technology: Traps particles, allowing cleaner air to flow through.

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1000 MPR and MERV 11 rating: Captures many microparticles from the air.

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Versatile use: Suitable for furnace, AC, or HVAC systems.

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Subscribe and Save option: Save up to 10% with scheduled deliveries.

1.

3-month pleated design: Helps capture unwanted particles for a fresher home.

2.

Exclusive 3-in-1 technology: Traps particles, allowing cleaner air to flow through.

3.

1000 MPR and MERV 11 rating: Captures many microparticles from the air.

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Versatile use: Suitable for furnace, AC, or HVAC system filters.

5.

Subscribe and Save option: Save up to 10% with scheduled deliveries.

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Genuine AprilAire Filter: Designed and manufactured in the USA for optimal performance.

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MERV 13 Filtration: Traps allergens like dust, pollen, mold spores, and pet dander.

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Self-Seal Technology: Minimizes air bypass for better filter performance.

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Easy Installation: Simple slide-in installation with no assembly required.

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Nominal Size 20x25x4: Standard size for easy identification and replacement.

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High Filtration Efficiency: Captures up to 98% of virus-size particles.

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Self-Seal Technology: Minimizes air bypass for better performance.

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Easy Installation: Simple slide-in installation with no assembly needed.

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Standard Filter Size: Nominal size of 20 x 25 x 4 inches for easy replacement.

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American Lung Association Partner: Supports lung health and disease prevention.

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MERV 11 Rating: Captures many microparticles for cleaner air.

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Filtrete 3-in-1 Technology: Traps unwanted particles for fresher air.

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12-Month Lifespan: Change filter once a year for optimal performance.

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Filtrete Smart App: Set reminders to change your air filter.

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Residential Use: Designed specifically for home environments.

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Genuine AprilAire Filter: Designed and made in the USA for optimal performance.

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MERV 11 Filtration: Removes dust, pollen, mold, spores, bacteria, and pet dander.

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Self-Seal Technology: Minimizes air bypass for better performance.

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Easy Installation: Simple slide-in installation with Interlock Rail System.

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Nominal Size 20x25x4: Standard size for easy identification and replacement.

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MERV 13 Filtration: Traps dust, pollen, mold spores, and pet dander.

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Self-Seal Technology: Minimizes air bypass for better performance.

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Easy Installation: Simple slide-in design with no assembly needed.

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Nominal Size 16x25x4: Standard size for easy identification and replacement.

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Made in USA: Designed and manufactured by AprilAire in the USA.

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MERV 16 rating: High efficiency in removing particles.

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Long-lasting filter: Lasts up to 1 year, depending on conditions.

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Particle removal: Removes over 95% of particles down to 0.3 microns.

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Reminder magnet: Includes magnet to track filter changes.

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Reusable packaging: Ships in bags for easy disposal of old filter.

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Exact Dimensions: 19.88 x 24.63 x 4.31 inches, slightly different from nominal size

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Compatibility: Fits Honeywell and AprilAire Space-Gard media air cleaners

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Filtration Technology: Exclusive Filtrete 3-in-1 technology for cleaner air

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Particle Capture: 1550 MPR and MERV 12 rating captures 50% of small particles

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Versatile Use: Suitable for furnace, air conditioner, or HVAC system

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Particle Removal: Helps remove small particles from the air

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Safety Standards: Meets industry safety standards

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Size: Measurements are 20 x 25 inches

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Longevity: Lasts up to 12 months