Best Foam Core Filters

Looking for the best foam core filters? Discover top-quality options designed to deliver clean air, durability, and easy maintenance for your home or equipment—smart, eco-friendly solutions tailored to your needs!

Foam core filters are a smart choice for keeping your air clean and your engines running smoothly. They are washable, reusable, and easy to cut, making them a cost-effective solution for many needs. Whether for home appliances or outdoor equipment, these filters offer long-lasting performance.

From air conditioners to motorcycles, foam core filters trap dust, pollen, and debris, ensuring cleaner air and better engine health. Their durable design saves you money and reduces waste, making them an eco-friendly option. Plus, they’re simple to maintain, so you can focus on what matters most.

Ready to upgrade your filtration? Our guide will help you find the perfect foam core filter for your needs. Let’s dive in and discover how these filters can make a big difference in your daily life.

List of Top 10 Foam Core Filters

Image Title Best For Price
Frost King Air Conditioner Filters, 15 in. x24 in. x3/16 in. , Open Cell Foam Frost King Air Conditioner Filters, 15 in. x24 in. x3/16 in. , Open Cell Foam

This product is perfect for people who want cleaner air in their homes. It helps remove dust and pollen, making it great for those with allergies. Plus, it lasts a long time and is easy to clean!

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Foam Air Filter Material Replacement for Uni Filter ATV Air Filters- BF-1 BF1 14 Foam Air Filter Material Replacement for Uni Filter ATV Air Filters- BF-1 BF1 14″ X 17″ X 5/8″ 65-PPI Green Fine Foam Sheet, Air Filter Pads for Motorcycle ATV Scooters Dirt Bike

This Foam Air Filter Material is perfect for anyone who loves to work on their motorcycles, ATVs, scooters, or dirt bikes. It helps keep engines clean and running smoothly by filtering out dirt and dust effectively. You can easily cut it to fit your vehicle’s air filter needs. This makes it great for both hobbyists and professionals looking to improve their vehicle’s performance.

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Air Filter Foam Sheet, 60 PPI Coarse Polyurethane Foam - Washable, Reusable, Cut-to-Size Filter for Motorcycle, Vacuum Cleaner, Air Purifiers, Fish Tank, Engine Air Filter Replacement (18 Air Filter Foam Sheet, 60 PPI Coarse Polyurethane Foam – Washable, Reusable, Cut-to-Size Filter for Motorcycle, Vacuum Cleaner, Air Purifiers, Fish Tank, Engine Air Filter Replacement (18″x12″x0.6″)

This product is perfect for motorcycle riders, vacuum owners, and air purifier users. It’s washable, reusable, and easy to cut for any fit. Traps dust, boosts airflow, and saves money over time.

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Washable Foam Filter Material for Uni Filter BF-1 BF1, 65-PPI Motorcycle Foam Air Filter Sheet, Cut-to-Size Pre-Filter Sponge for ATV/UTV Dirt Bike Lawn Mower Engines,15''x18''x5/8'', Black Washable Foam Filter Material for Uni Filter BF-1 BF1, 65-PPI Motorcycle Foam Air Filter Sheet, Cut-to-Size Pre-Filter Sponge for ATV/UTV Dirt Bike Lawn Mower Engines,15”x18”x5/8”, Black

This washable foam filter is perfect for anyone who wants to keep their engines running smoothly. It’s great for motorcycles, ATVs, lawn mowers, and more.

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2 Pieces Foam Air Filter Replacement For 17211-899-000 Match For Equipment EB3000 EB3500 EB3800 EM3000 Air Cleaner Filter Replacement 2 Pieces Foam Air Filter Replacement For 17211-899-000 Match For Equipment EB3000 EB3500 EB3800 EM3000 Air Cleaner Filter Replacement

This air filter replacement is perfect for anyone with generators like EB3000, EB3500, or EB3800. It’s easy to install and works great with 420cc engines.

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Washable Foam Air Filter Material Sheet for Uni Filter-BF-1 BF1 18 Washable Foam Air Filter Material Sheet for Uni Filter-BF-1 BF1 18″ X 15″ X 5/8″ 65-PPI Black Fine Filter Foam Sheet Cut to Fit Air Filter Pads for Most Motorcycle ATV Scooters Dirt Bike UTV

This washable foam air filter is perfect for anyone who wants to keep their engine clean and running smoothly. It’s great for motorcycles, ATVs, scooters, and dirt bikes, plus it works for lawn mowers, chainsaws, and more.

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Uni Filter - BF-1 BF1 12 Uni Filter – BF-1 BF1 12″ X 16″ X 5/8″ 65-PPI Green Fine Foam

This product is perfect for car enthusiasts and DIYers. Its customizable design and high-flow foam make it great for various projects.

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2-Pack Cut to Fit Air Filters – 24 2-Pack Cut to Fit Air Filters – 24″x15″x0.25″ Washable & Reusable Foam Filter Material Roll | Cut to Size Replacement for Window Air Conditioner Filter, AC Vent Filters, Furnace, RV, Range Hood & More

This product is perfect for homeowners, RV travelers, and DIYers who want a cost-effective, long-lasting air filter solution. It’s ideal for those needing custom-sized filters for AC units, furnaces, vents, or range hoods without the hassle of buying multiple disposable options.

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Foam Air Filter Material Sheet for Uni Filter-BF-1 BF1-14 Foam Air Filter Material Sheet for Uni Filter-BF-1 BF1-14″ X 17″ X 5/8″, 65-PPI Bulk Fine Filter Foam Sheet, Universal Reusable Air Filter for Most Motorcycle ATV Scooters, Dirt Bike,UTV-Green

This foam air filter material is perfect for anyone who wants to keep their engine clean and running smoothly. It’s great for motorcycles, ATVs, scooters, and more, making it ideal for DIY enthusiasts and vehicle owners.

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Foam Air Filter Material Replacement for Uni BF-1 BF1 Filter, 14 Foam Air Filter Material Replacement for Uni BF-1 BF1 Filter, 14″ X 17″ X 5/8″ Green Fine Air Filters Foam Sheet 65-PPI for Motorcycle ATV Dirt Bike Most Small Engines – Universal and Cuttable

This Foam Air Filter Material is perfect for anyone who owns a motorcycle, ATV, or dirt bike. It is great for those who want to keep their small engines running smoothly and protect them from dirt and debris.

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Detailed Reviews

Discover the top 10 Foam Core Filters in our expert-curated guide, blending performance, durability, and value for every need. Whether you’re upgrading your engine, AC, or home, find the perfect fit with ease. Dive in to save money and breathe cleaner air today!

1. Frost King Air Conditioner Filters, 15 in. x24 in. x3/16 in. , Open Cell Foam

Frost King Air Conditioner Filters, 15 in. x24 in. x3/16 in. , Open Cell Foam

Frost King Air Conditioner Filters keep your air clean and fresh. They remove dust and pollen, helping with allergy relief. These filters are washable and reusable, lasting up to 36 months.

Made by Thermwell, this frameless polyurethane design fits 15x24x1/4 inch air conditioners. The open-cell foam traps particles, ensuring cleaner air.

These filters are easy to maintain and long-lasting. They save money by being reusable. Keep your air healthy with Frost King.

Pros Cons
  • Washable and reusable, saves money long-term.
  • Frameless polyurethane design fits snugly in units.
  • Traps dust and pollen for cleaner indoor air.
  • Lasts up to 3 years with regular cleaning.
  • Allergy-friendly choice for improved air quality.
  • Frameless design may cause installation challenges.
  • Thin 1/4-inch thickness limits dust capture efficiency.
  • Durability depends on frequent cleaning upkeep.

Perfect For:

This product is perfect for people who want cleaner air in their homes. It helps remove dust and pollen, making it great for those with allergies. Plus, it lasts a long time and is easy to clean!

Ready to Purchase?

2. Foam Air Filter Material Replacement for Uni Filter ATV Air Filters- BF-1 BF1 14″ X 17″ X 5/8″ 65-PPI Green Fine Foam Sheet, Air Filter Pads for Motorcycle ATV Scooters Dirt Bike

Foam Air Filter Material Replacement for Uni Filter ATV Air Filters- BF-1 BF1 14

Upgrade your ride with the Foam Air Filter Material Replacement. This 65-PPI Green foam sheet ensures optimal airflow and excellent filtration. It’s a must-have for any air filter system.

Keep dirt and dust out with superior filtration. The fine foam density captures small particles effectively. It’s washable and easy to maintain.

Cut it to fit your needs. Perfect for motorcycles, ATVs, and more. Use it for range hoods, lawn mowers, or generators. Tailor it to your exact needs.

Pros Cons
  • High-Flow Green Foam ensures optimal airflow for better engine performance.
  • 65-PPI Fine Foam traps dust and dirt effectively for cleaner intake.
  • Easy to Cut & Shape for custom air filter fits in minutes.
  • Universal Fit for motorcycles, ATVs, scooters, and more.
  • Multi-Use Design works for lawn mowers, chainsaws, generators, and vents.
  • Not pre-cut for specific models, requires DIY fitting.
  • No installation tools included, extra purchase needed.
  • Foam may wear faster in harsh, dusty environments.

Perfect For:

This Foam Air Filter Material is perfect for anyone who loves to work on their motorcycles, ATVs, scooters, or dirt bikes. It helps keep engines clean and running smoothly by filtering out dirt and dust effectively. You can easily cut it to fit your vehicle’s air filter needs. This makes it great for both hobbyists and professionals looking to improve their vehicle’s performance.

Ready to Purchase?

3. Air Filter Foam Sheet, 60 PPI Coarse Polyurethane Foam – Washable, Reusable, Cut-to-Size Filter for Motorcycle, Vacuum Cleaner, Air Purifiers, Fish Tank, Engine Air Filter Replacement (18″x12″x0.6″)

Air Filter Foam Sheet, 60 PPI Coarse Polyurethane Foam - Washable, Reusable, Cut-to-Size Filter for Motorcycle, Vacuum Cleaner, Air Purifiers, Fish Tank, Engine Air Filter Replacement (18

Maximize airflow and trap impurities with this 60 PPI coarse foam sheet. It’s washable, reusable, and cut-to-size for easy use. Perfect for motorcycles, vacuums, air purifiers, and more.

This 18″x12″x0.6″ sheet fits any device with a custom cut. It’s vacuum-packed for compact delivery and expands fully in 48 hours.

Save money and reduce waste with this durable foam. It protects your equipment and keeps it running smoothly for longer.

Pros Cons
  • Maximize airflow, trap impurities for cleaner air.
  • Cut-to-size for custom fits in any device.
  • Washable and reusable, saves money and reduces waste.
  • Protects equipment, extends lifespan, maintains efficiency.
  • Versatile upgrade for multiple devices, affordable performance.
  • Requires 48 hours to expand after unpacking
  • Not ideal for ultra-fine particles
  • Risk of mold if not dried fully

Perfect For:

This product is perfect for motorcycle riders, vacuum owners, and air purifier users. It’s washable, reusable, and easy to cut for any fit. Traps dust, boosts airflow, and saves money over time.

Ready to Purchase?

4. Washable Foam Filter Material for Uni Filter BF-1 BF1, 65-PPI Motorcycle Foam Air Filter Sheet, Cut-to-Size Pre-Filter Sponge for ATV/UTV Dirt Bike Lawn Mower Engines,15”x18”x5/8”, Black

Washable Foam Filter Material for Uni Filter BF-1 BF1, 65-PPI Motorcycle Foam Air Filter Sheet, Cut-to-Size Pre-Filter Sponge for ATV/UTV Dirt Bike Lawn Mower Engines,15''x18''x5/8'', Black

This washable foam filter is a cost-effective solution for your engine needs. It’s made from high-quality 65-PPI foam to trap dirt and dust. Perfect for motorcycles, ATVs, and lawn mowers.

The cut-to-fit design lets you shape it to any size. It improves airflow for better engine performance. Durable and reusable, it saves you money over time.

Easy to install and maintain, just cut, oil, and use. It resists gas, oil, and fumes for long-lasting use. A reliable choice for all your filtration needs.

Pros Cons
  • 65-PPI foam traps dirt, keeps engines clean and powerful.
  • Cut-to-fit design works for motorcycles, ATVs, and more.
  • Washable and durable, saves money, lasts longer.
  • High airflow boosts engine performance and power.
  • Requires cutting and oiling for proper use.
  • Not pre-sized for specific models.
  • May need frequent cleaning in dusty environments.

Perfect For:

This washable foam filter is perfect for anyone who wants to keep their engines running smoothly. It’s great for motorcycles, ATVs, lawn mowers, and more.

Ready to Purchase?

5. 2 Pieces Foam Air Filter Replacement For 17211-899-000 Match For Equipment EB3000 EB3500 EB3800 EM3000 Air Cleaner Filter Replacement

2 Pieces Foam Air Filter Replacement For 17211-899-000 Match For Equipment EB3000 EB3500 EB3800 EM3000 Air Cleaner Filter Replacement

Keep your equipment running smoothly with this 2-piece foam air filter replacement. It’s a perfect match for your tools, ensuring clean air intake.

Fits many models, including EB3000, EB3500, and more. Works with 420cc engines and GX240, GX270, GX340, GX390 setups. Easy to install and reliable.

Stable and dependable, this filter ensures long-lasting performance. Simple setup saves you time. Great for generators and air cleaner needs.

Pros Cons
  • Perfect fit for many generator models, ensuring easy installation.
  • Reliable performance with stable characteristics for long-lasting use.
  • Compatible with 420cc engines and GX series generators.
  • Replaces 17211-899-000, saving time and money on maintenance.
  • Limited to specific generator models, not universal.
  • Foam material may require frequent cleaning or replacement.
  • No additional features beyond basic filtration.

Perfect For:

This air filter replacement is perfect for anyone with generators like EB3000, EB3500, or EB3800. It’s easy to install and works great with 420cc engines.

Ready to Purchase?

6. Washable Foam Air Filter Material Sheet for Uni Filter-BF-1 BF1 18″ X 15″ X 5/8″ 65-PPI Black Fine Filter Foam Sheet Cut to Fit Air Filter Pads for Most Motorcycle ATV Scooters Dirt Bike UTV

Washable Foam Air Filter Material Sheet for Uni Filter-BF-1 BF1 18

This washable foam air filter sheet is made from thick, durable 65-PPI foam. It resists wear and deformation, even in tough conditions. Perfect for daily use or high-performance engines.

The fine 65-PPI density traps dust and debris, protecting your engine. It fits motorcycles, ATVs, scooters, and more. Resists gas, oil, and fumes for long-lasting use.

Cut it to size for custom air filters. Boosts airflow for better engine power and efficiency.

Pros Cons
  • Durable 65-PPI foam resists wear and deformation
  • Washable design ensures long-term filtration efficiency
  • Compatible with motorcycles, ATVs, and dirt bikes
  • Easy to cut for custom air filter needs
  • High airflow enhances engine performance and power
  • Not pre-cut, requires DIY shaping for specific filter needs.
  • Black foam may show dirt more visibly after washing.
  • No adhesive included, needs extra tools for secure installation.

Perfect For:

This washable foam air filter is perfect for anyone who wants to keep their engine clean and running smoothly. It’s great for motorcycles, ATVs, scooters, and dirt bikes, plus it works for lawn mowers, chainsaws, and more.

Ready to Purchase?

7. Uni Filter – BF-1 BF1 12″ X 16″ X 5/8″ 65-PPI Green Fine Foam

Uni Filter - BF-1 BF1 12

The Uni Filter BF-1 is a high-quality foam sheet designed for specific vehicles. It measures 12″ x 16″ x 5/8″, making it a perfect fit for custom applications.

This green fine foam is 65-PPI, ensuring efficient filtration. It’s easy to use and built to last. Its hi-flow design boosts performance without hassle.

With unlimited potential, this filter is versatile and reliable. It’s a smart choice for anyone needing a durable, vehicle-specific solution.

Pros Cons
  • Hi-Flow foam boosts air intake for better performance.
  • Customizable size fits unique vehicle needs perfectly.
  • Durable green foam ensures long-lasting use.
  • Vehicle-specific fit guarantees easy installation.
  • Limited to specific vehicles, not a universal fit.
  • Custom applications may require extra work for perfect fit.
  • Fine foam might need frequent cleaning for optimal performance.

Perfect For:

This product is perfect for car enthusiasts and DIYers. Its customizable design and high-flow foam make it great for various projects.

Ready to Purchase?

8. 2-Pack Cut to Fit Air Filters – 24″x15″x0.25″ Washable & Reusable Foam Filter Material Roll | Cut to Size Replacement for Window Air Conditioner Filter, AC Vent Filters, Furnace, RV, Range Hood & More

2-Pack Cut to Fit Air Filters – 24

This 2-pack of cut-to-fit air filters is versatile and easy to use. It comes in a 24×15×0.25 inch roll, perfect for any appliance or vent. Simply measure, cut, and install in minutes.

The washable and reusable design saves money over time. Each filter lasts for years with proper care. No more buying costly disposable filters.

It traps dust, pet hair, and more, keeping your air clean. The non-toxic foam is safe for homes with pets and kids. Perfect for ACs, furnaces, RVs, and more.

Pros Cons
  • Cut to fit any appliance or vent opening easily.
  • Washable and reusable, saving money long-term.
  • Traps contaminants like pet hair, dust, and lint effectively.
  • Versatile use for ACs, furnaces, RVs, and more.
  • Tool-free installation in under five minutes.
  • Cutting required for custom sizes may be inconvenient.
  • May need frequent washing for optimal performance.
  • Not suitable for very small particles or allergens.

Perfect For:

This product is perfect for homeowners, RV travelers, and DIYers who want a cost-effective, long-lasting air filter solution. It’s ideal for those needing custom-sized filters for AC units, furnaces, vents, or range hoods without the hassle of buying multiple disposable options.

Ready to Purchase?

9. Foam Air Filter Material Sheet for Uni Filter-BF-1 BF1-14″ X 17″ X 5/8″, 65-PPI Bulk Fine Filter Foam Sheet, Universal Reusable Air Filter for Most Motorcycle ATV Scooters, Dirt Bike,UTV-Green

Foam Air Filter Material Sheet for Uni Filter-BF-1 BF1-14

Upgrade your engine’s performance with this premium foam air filter material. It’s reusable, washable, and easy to cut for a perfect fit.

Fits most vehicles, boosts airflow, and lasts long. Perfect for motorcycles, ATVs, and more.

Pros Cons
  • Superior filtration efficiency captures tiny particles, protecting your engine.
  • Enhances engine breathing for improved power and performance.
  • Easy to cut and shape for custom fits in multiple applications.
  • Reusable washable design suits motorcycles, ATVs, scooters, and more.
  • Thick 65-PPI foam resists wear, lasting through tough conditions.
  • May require frequent cleaning to maintain performance.
  • Can be difficult to cut for precise shapes.
  • Limited color options available for customization.

Perfect For:

This foam air filter material is perfect for anyone who wants to keep their engine clean and running smoothly. It’s great for motorcycles, ATVs, scooters, and more, making it ideal for DIY enthusiasts and vehicle owners.

Ready to Purchase?

10. Foam Air Filter Material Replacement for Uni BF-1 BF1 Filter, 14″ X 17″ X 5/8″ Green Fine Air Filters Foam Sheet 65-PPI for Motorcycle ATV Dirt Bike Most Small Engines – Universal and Cuttable

Foam Air Filter Material Replacement for Uni BF-1 BF1 Filter, 14

Protect your engine with the Foam Air Filter Material Replacement. This 65-PPI green fine foam effectively filters out sand and impurities, extending your engine’s life. It’s a high-efficiency pre-filter that keeps your equipment running smoothly.

Washable and reusable, this air filter foam sheet is cost-effective and eco-friendly. Simply wash it with warm water and soap, rinse, and reapply filter oil. Its durability ensures long-lasting performance.

Cut to fit any equipment, this universal foam air filter is easy to customize. Suitable for motorcycles, ATVs, and small engines, it provides reliable protection for your valuable equipment.

Pros Cons
  • High-efficiency pre-filter traps sand and impurities with dense 65-PPI foam
  • Washable and reusable design cuts long-term costs and reduces waste
  • Thick 5/8” foam resists deformation in harsh conditions for lasting use
  • Custom-fit shapes with easy cuts for quick installation in any equipment
  • Universal fit for motorcycles, ATVs, and small engines ensures broad use
  • Not pre-oiled, requires extra step before use.
  • Manual cutting needed, may not fit all models perfectly.
  • Green color, might not match all filter designs.

Perfect For:

This Foam Air Filter Material is perfect for anyone who owns a motorcycle, ATV, or dirt bike. It is great for those who want to keep their small engines running smoothly and protect them from dirt and debris.

Ready to Purchase?

Buying Guide

Foam core filters are a smart choice for clean air and smooth engines. They’re washable, reusable, and easy to cut, saving you money and time.

Choosing the right foam core filter can make a big difference in your daily life. Whether for home appliances or outdoor equipment, these filters offer long-lasting performance. Here’s what to consider when buying:

  • Size and Fit: Measure your device carefully. Most foam filters are cut-to-size, so ensure you get the right dimensions for a perfect fit.
  • PPI (Pores Per Inch): Higher PPI means finer filtration. Choose 60 PPI for coarse needs or 65 PPI for trapping smaller particles like dust and pollen.
  • Material Quality: Look for durable polyurethane foam that resists wear and deformation. It should be washable and reusable for long-term use.
  • Compatibility: Check if the filter works with your specific equipment, like motorcycles, ATVs, or air conditioners.
  • Ease of Maintenance: Opt for filters that are easy to clean and maintain. Washable designs save time and money.
  • Eco-Friendliness: Reusable filters reduce waste, making them an eco-friendly option.
  • Performance: Ensure the filter maximizes airflow while trapping impurities for better engine health or air quality.
  • Cost-Effectiveness: While upfront costs may vary, reusable filters save money in the long run compared to disposable ones.

With these factors in mind, you’ll find the perfect foam core filter for your needs. Upgrade your filtration and enjoy cleaner air and better performance today!