10 Best Furnace Filters: Breathe Easier

Looking for the best furnace filters? I’ll share my top choices for cleaner air and a more comfortable home, based on my own experience.

Clean air is essential for a healthy home. Furnace filters play a vital role. They trap dust and allergens.

I remember when my allergies were terrible. Switching to a better filter made a huge difference. I could finally relax at home.

Let’s find the best furnace filters for you. This guide will simplify your search. Breathe easier knowing you made the right choice.

List of Top 10 Furnace Filters

Image Title Best For Price
Filtrete 16x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 15.69 x 24.69 x 0.81 in) Filtrete 16x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 15.69 x 24.69 x 0.81 in)

Want cleaner air in your home? The Filtrete 16x25x1 Air Filter is perfect for anyone who wants to reduce allergens and dust. It’s easy to use and helps create a fresher, healthier living space.

Filtrete 16x25x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 15.69x24.69x0.81 in) Filtrete 16x25x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 15.69×24.69×0.81 in)

Want cleaner air in your home? The Filtrete 16x25x1 AC Furnace Air Filter is perfect for anyone who wants to easily capture unwanted particles. It’s the simple way to a fresher, cleaner home environment.

Filtrete 16x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size15.69x19.69x0.81 in) Filtrete 16x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size15.69×19.69×0.81 in)

Want cleaner air in your home? The Filtrete 16x20x1 Air Filter is perfect for you. If you want to capture unwanted particles and create a fresher home, this is your easy solution.

Filtrete 20x25x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 19.69x24.69x0.81 in) Filtrete 20x25x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 19.69×24.69×0.81 in)

Want a cleaner home? Get the Filtrete 20x25x1 AC Furnace Air Filter! This filter helps trap unwanted particles. It’s perfect for anyone who wants fresher air and a healthier living space. Just change it every 3 months!

Filtrete 16x25x4 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Lennox & Honeywell, CERTIFIED Asthma & Allergy Friendly, Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 15.88x24.56x4.31 in) Filtrete 16x25x4 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Lennox & Honeywell, CERTIFIED Asthma & Allergy Friendly, Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 15.88×24.56×4.31 in)

This air filter is perfect for people with asthma or allergies who want to breathe easier. It fits Lennox and Honeywell systems and helps trap dust and other unwanted particles in your home’s air.

Carrier & Bryant FILXUMC081620-16 Carrier & Bryant FILXUMC081620-16″ x 20″ x 4″ Pleated Air Filter, MERV 8 replaces old part # FILXXFNC0017 (1-Pack)

This pleated air filter is perfect for homeowners who have Carrier or Bryant HVAC systems and need a reliable MERV 8 replacement for their 16x20x4 space. Swap it in every six months to keep your air clean and your system running smoothly.

Simply 16x25x1 Air Filter, MERV 8, MPR 600, 6 Pack, For Home AC Furnace & HVAC (Actual Size: 15.75 Simply 16x25x1 Air Filter, MERV 8, MPR 600, 6 Pack, For Home AC Furnace & HVAC (Actual Size: 15.75″x24.75″x0.75″) DUST, Pet, & Allergy Control

Our Simply 16x25x1 Air Filter is perfect for homeowners who want to cut down on dust, mold, pet dander, and pollen in their living spaces. It’s also ideal for families with allergies or pets, and for people in busy offices, schools, or hospitals needing cleaner air every day.

Simply 20x20x1 Air Filter, Merv 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 19.75 Simply 20x20x1 Air Filter, Merv 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 19.75″x19.75″x0.75″) DUST, Pet, & Allergy Control

This air filter is perfect for anyone who wants cleaner air. It is great for homes, offices, and schools.

Filterbuy 16x20x1 Air Filter MERV 8 (MPR 700) Dust Defense Replacement (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 15.50 x 19.50 x 0.75) Filterbuy 16x20x1 Air Filter MERV 8 (MPR 700) Dust Defense Replacement (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 15.50 x 19.50 x 0.75)

This Filterbuy air filter is perfect for homeowners who want clean air in their houses and for people with allergies who need to trap dust, pollen, and mold. It also works great for business owners looking to keep their spaces healthy and for anyone with a furnace, air conditioner, or heat pump that needs strong filtration.

Filtrete 16x25x5 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Lennox Devices, Allergen Defense, Electrostatic Air Cleaning Filter, 2-Pack (actual size 15.63 x 24.74 x 4.31) Filtrete 16x25x5 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Lennox Devices, Allergen Defense, Electrostatic Air Cleaning Filter, 2-Pack (actual size 15.63 x 24.74 x 4.31)

This air filter is perfect for allergy sufferers and people with asthma who want cleaner air in their homes. It works great for owners of Lennox furnaces needing a filter to capture dust, lint, and allergens.

Detailed Reviews

Discover the best furnace filters with our expert guide. We’ve analyzed top choices based on performance and value. Find the perfect filter to improve your air quality and comfort. Let’s find the ideal filter for your home!

1. Filtrete 16x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 15.69 x 24.69 x 0.81 in)

Filtrete 16x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 15.69 x 24.69 x 0.81 in)

Breathe easier with the Filtrete 16x25x1 AC Furnace Air Filter. This 4-pack helps clean your home’s air. It captures unwanted particles for a fresher environment.

This filter is designed with 3-in-1 technology. It has a MERV 11 and MPR 1000 rating.

Pros Cons
  • Cleaner air for a fresher home environment.
  • Captures many microparticles with its MERV 11 rating.
  • Certified for asthma and allergy sufferers.
  • Change filter every 90 days for best results.
  • Filtrete is a trusted HVAC filter brand.
  • Filters need changed often for best use.
  • The real size is not quite 16x25x1.

Perfect For:

Want cleaner air in your home? The Filtrete 16x25x1 Air Filter is perfect for anyone who wants to reduce allergens and dust. It’s easy to use and helps create a fresher, healthier living space.

Ready to Purchase?

2. Filtrete 16x25x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 15.69×24.69×0.81 in)

Filtrete 16x25x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 15.69x24.69x0.81 in)

Transform your home with the Filtrete 16x25x1 AC Furnace Air Filter. This 6-pack helps capture unwanted particles, creating a cleaner and fresher living space.

Enjoy the benefits of exclusive Filtrete technology that traps dust and allergens. Change your filter every 90 days for best results. Rely on Filtrete, North America’s most trusted brand of HVAC filters!

Pros Cons
  • Helps clean your home’s air from unwanted particles.
  • Fits most common furnace and AC systems for easy use.
  • Comes in a convenient 6-pack for long-lasting supply.
  • Trusted Filtrete brand for reliable, quality performance.
  • Use the smart app for simple filter change reminders.
  • Change every 90 days or lose efficiency
  • Actual size not exact match to label
  • Captures many but misses tiny particles

Perfect For:

Want cleaner air in your home? The Filtrete 16x25x1 AC Furnace Air Filter is perfect for anyone who wants to easily capture unwanted particles. It’s the simple way to a fresher, cleaner home environment.

Ready to Purchase?

3. Filtrete 16x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size15.69×19.69×0.81 in)

Filtrete 16x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size15.69x19.69x0.81 in)

Filtrete makes your home a clean haven. This 6-pack of air filters captures unwanted dust and particles. Breathe easier with fresher air every day.
The exclusive 3-in-1 technology pulls in dirt and lets clean air flow. With a 300 MPR rating, it traps many tiny bits.
Change it every 90 days for best results. Filtrete is the most trusted brand for home air filters.

Pros Cons
  • Capture tiny particles for cleaner air in your home.
  • Enjoy 3-month protection with easy replacements.
  • Exclusive Filtrete tech traps dust like a pro.
  • Use the smart app for hassle-free reminders.
  • Backed by America’s most trusted filter brand.
  • Doesn’t catch the smallest dust and germs.
  • Needs frequent changes every 90 days.
  • Real size is not the same as promised.

Perfect For:

Want cleaner air in your home? The Filtrete 16x20x1 Air Filter is perfect for you. If you want to capture unwanted particles and create a fresher home, this is your easy solution.

Ready to Purchase?

4. Filtrete 20x25x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 19.69×24.69×0.81 in)

Filtrete 20x25x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 19.69x24.69x0.81 in)

Keep your home fresh and clean with the Filtrete 20x25x1 air filter. This 6-pack grabs unwanted particles from the air. Enjoy a better home space every day.

It has a 300 MPR rating to catch many bits. Change it every 90 days for best results.

Use the Filtrete app to set reminders. It’s the most trusted brand in North America. Get cleaner air now.

Pros Cons
  • Clean and fresh home environment.
  • Captures unwanted particles effectively.
  • Easy to use in your HVAC system.
  • Change your filter every 90 days.
  • Trusted brand for air filtration.
  • Slightly smaller than the stated size.
  • Lower MERV rating may not catch all particles.
  • Must change every 90 days for best results.

Perfect For:

Want a cleaner home? Get the Filtrete 20x25x1 AC Furnace Air Filter! This filter helps trap unwanted particles. It’s perfect for anyone who wants fresher air and a healthier living space. Just change it every 3 months!

Ready to Purchase?

5. Filtrete 16x25x4 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Lennox & Honeywell, CERTIFIED Asthma & Allergy Friendly, Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 15.88×24.56×4.31 in)

Filtrete 16x25x4 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Lennox & Honeywell, CERTIFIED Asthma & Allergy Friendly, Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 15.88x24.56x4.31 in)

Breathe easier with this high-performance air filter. It fits major brands and comes in a convenient two-pack.

It traps unwanted particles from your air. The exclusive 3-in-1 technology works effectively. It is certified for asthma and allergy relief.

Change your filter once a year for best results. Use the smart app to get a simple reminder.

Pros Cons
  • Traps 50% of small particles for cleaner air.
  • Uses exclusive 3-in-1 technology to block allergens.
  • Certified to help with asthma and allergies.
  • Fits key brands like Lennox and Honeywell.
  • Named North America’s most trusted filter brand.
  • Exact size is slightly different from the nominal size.
  • Requires changing the filter every 12 months.
  • You need to use the Filtrete Smart App for reminders.

Perfect For:

This air filter is perfect for people with asthma or allergies who want to breathe easier. It fits Lennox and Honeywell systems and helps trap dust and other unwanted particles in your home’s air.

Ready to Purchase?

6. Carrier & Bryant FILXUMC081620-16″ x 20″ x 4″ Pleated Air Filter, MERV 8 replaces old part # FILXXFNC0017 (1-Pack)

Carrier & Bryant FILXUMC081620-16

This pleated air filter from Carrier & Bryant captures dust and allergens. It has a MERV 8 rating to keep your home air clean.

The nominal size is 16 inches by 20 inches by 4 inches. It replaces the old FILXXFNC0017 model perfectly.

Order now for better breathing. It fits most systems. Save on energy costs.

Pros Cons
  • MERV 8 rating: Better air quality, better living!
  • Perfect fit: Replaces FILXXFNC0017 easily.
  • Long-lasting: Enjoy clean air for 6 months.
  • Great size: Designed to fit most 16x20x4 systems.
  • MERV 8 rating does not trap the smallest dust specks.
  • Needs replacement every 6 months to stay effective.
  • Filter made thinner for fit, may wear out faster.

Perfect For:

This pleated air filter is perfect for homeowners who have Carrier or Bryant HVAC systems and need a reliable MERV 8 replacement for their 16x20x4 space. Swap it in every six months to keep your air clean and your system running smoothly.

Ready to Purchase?

7. Simply 16x25x1 Air Filter, MERV 8, MPR 600, 6 Pack, For Home AC Furnace & HVAC (Actual Size: 15.75″x24.75″x0.75″) DUST, Pet, & Allergy Control

Simply 16x25x1 Air Filter, MERV 8, MPR 600, 6 Pack, For Home AC Furnace & HVAC (Actual Size: 15.75

Breathe easy with the Simply 16x25x1 Air Filter! These filters are designed for cleaner air in your home, office, or any space. Capturing up to 90% of airborne particles, they help control dust, pet dander, and allergies.

Installation is a breeze! The filters fit almost any brand and provide up to three months of effective filtration. Made with advanced pleated technology, they optimize airflow and boost efficiency.

Enjoy better air quality with every breath. Choose Simply Filters for a healthier environment.

Pros Cons
  • Traps 90% of dust and allergens for cleaner air.
  • Filters pet dander and pollen easily.
  • Lasts up to 3 months with great airflow.
  • Fits most brands for easy replacement.
  • Made in USA with recycled materials.
  • Not MERV 13 for severe allergy needs.
  • May clog faster in very dirty homes.
  • Bulky packaging takes more storage space.

Perfect For:

Our Simply 16x25x1 Air Filter is perfect for homeowners who want to cut down on dust, mold, pet dander, and pollen in their living spaces. It’s also ideal for families with allergies or pets, and for people in busy offices, schools, or hospitals needing cleaner air every day.

Ready to Purchase?

8. Simply 20x20x1 Air Filter, Merv 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 19.75″x19.75″x0.75″) DUST, Pet, & Allergy Control

Simply 20x20x1 Air Filter, Merv 8, MPR 600, 6 Pack, Furnace Air Filter for HVAC (Actual Size: 19.75

Breathe easy with the Simply 20x20x1 Air Filter, a top pick for cleaner air in your home or office. This filter fits most brands and offers powerful allergy control.

It traps 90% of airborne particles, including dust, pet dander, and pollen. Our advanced pleated design boosts airflow and efficiency. Get healthier indoor air today.

Replace filters quickly with simple instructions for your HVAC system. Enjoy 3 months of fresh filtration without hassle. Made in the USA with recycled materials, it supports quality and the environment.

Pros Cons
  • Fits almost any HVAC system.
  • Removes dust, pet dander, and allergens.
  • Offers up to 3 months of filtration.
  • Made with American components.
  • Higher cost than basic filters.
  • Needs frequent replacement every 3 months.
  • Exact fit might be tricky due to size.

Perfect For:

This air filter is perfect for anyone who wants cleaner air. It is great for homes, offices, and schools.

Ready to Purchase?

9. Filterbuy 16x20x1 Air Filter MERV 8 (MPR 700) Dust Defense Replacement (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 15.50 x 19.50 x 0.75)

Filterbuy 16x20x1 Air Filter MERV 8 (MPR 700) Dust Defense Replacement (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 15.50 x 19.50 x 0.75)

Filterbuy 16x20x1 air filters are a top choice for your home. They capture dust and keep your air clean.

These filters feature MERV 8 rating. They block pollen and mold. Use them for up to 90 days.

They come with pleated design for more power. The frames are tough. Made in USA for trust.

Pros Cons
  • Fits your HVAC system perfectly.
  • MERV 8 media grabs more dust, pollen, lint, mold.
  • Lasts three times longer.
  • Sturdy build: better than cardboard.
  • Proudly made in the USA!
  • Not for special super-thin air systems.
  • Needs changing every three months.
  • Not for very small particles.

Perfect For:

This Filterbuy air filter is perfect for homeowners who want clean air in their houses and for people with allergies who need to trap dust, pollen, and mold. It also works great for business owners looking to keep their spaces healthy and for anyone with a furnace, air conditioner, or heat pump that needs strong filtration.

Ready to Purchase?

10. Filtrete 16x25x5 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Lennox Devices, Allergen Defense, Electrostatic Air Cleaning Filter, 2-Pack (actual size 15.63 x 24.74 x 4.31)

Filtrete 16x25x5 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Lennox Devices, Allergen Defense, Electrostatic Air Cleaning Filter, 2-Pack (actual size 15.63 x 24.74 x 4.31)

Breathe easy with the Filtrete 16x25x5 AC Furnace Air Filter. This 2-pack filter is designed to keep your home’s air clean.

This filter is made for Lennox devices. It captures microparticles and other allergens. Your home will have better air quality.

It uses exclusive 3-in-1 technology. This helps trap unwanted particles. The filter is also asthma and allergy-friendly.

Pros Cons
  • Superior capture: Blocks twice as many tiny particles with MPR 1000 rating.
  • Allergy relief: Certified asthma and allergy-friendly for cleaner air.
  • Exclusive tech: Uses 3-in-1 technology to trap dust and lint.
  • Perfect fit: Designed for Lennox devices with precise dimensions.
  • Lasting value: Get 2 filters for 12 months of protection.
  • Higher price for premium filtration
  • Fits only Lennox devices exclusively
  • Needs replacement every 12 months

Perfect For:

This air filter is perfect for allergy sufferers and people with asthma who want cleaner air in their homes. It works great for owners of Lennox furnaces needing a filter to capture dust, lint, and allergens.

Ready to Purchase?

Buying Guide

Clean air is key. A good filter helps a lot.

I used to sneeze all the time indoors. Then, I got a better furnace filter, and things changed. My home felt so much fresher.

Need help choosing the best furnace filter? Here’s what to know.

  • Size: Get the right size. Measure your old filter or check your furnace.

  • MERV Rating: This shows how well it filters. Higher numbers mean better filtering.

  • MPR Rating: Like MERV, a higher rating means it catches more particles. Look for this on Filtrete filters.

  • Filter Type: Pleated filters catch more. They last longer than flat ones.

  • Allergies/Asthma: Choose a filter made for allergies. It will remove more allergens.

  • Electrostatic: These filters use static to trap things. They clean air very well.

  • Brand Reputation: Trusted brands often mean better quality. Filtrete and Filterbuy are good options.

  • Pack Size: Think about how many you need. Buying in bulk can save money.

  • Filter Life: Know how often to change it. Some last 3 months. Others last a year.

  • Airflow: Make sure the filter allows good airflow. This keeps your system working well.