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16.25x21.5x1 Air Filter Merv 8
16.25x21.5x1 AC Filter Merv 11
16.25x21.5x1 Furnace Filter Merv 13
16.25x21.5x1 Filter Merv 13 Titanium
16.25x21.5x1 Filter Merv 10 Carbon
16.25x21.5x1 Filter Merv 8 Carbon 16.25x21.5x1 Filter Merv 8 Carbon
Protects All Against
  • Pollen protection
  • Dust protection
  • Mold protection
  • Dust Mites protection
    Dust Mites
  • Bacteria protection
  • Pet Dander protection
    Pet Dander
  • Smoke protection
  • Viruses protection
  • Cooking Smoke protection
  • Odor protection
  • Smog protection
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16.25x21.5x1 Air Filter

AC Furnace Air Filter 16.25x21.5x1 -Inches

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Odor Eliminator

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Product Description

Item Model Number: FKFB16.25X21.5A
Brand: Filter King
Filter size: 16.25x21.5x1
Actual Size: 16.25 x 21.5 x .75
1-Inch Filter
MERV 8 Filter Rating
Protection From: Pollen, Dust, Mold, Dust Mites, Bacteria, Pet Dander, Smoke, Viruses
Residential / Commercial Use

Manufactured in the US

Why Buy Air Filters From Filter King?


In comparison to fiberglass filters, 16.25x21.5x1 pleated air filters are at least 20 times more effective. All Filter King air filters are made in the US.


Filters frames are made out of heat resistant paperboard with horizontal grid supports. Able to withstand temperatures of up to 200° F and resistant to moisture, the paperboard frames do not support microbial growth and outperforms traditional cardboard frames.


Chemical free, electrostatically charged synthetic polyester media is pleated, maximizing the surface area, to capture a high number of airborne particles as small as 0.3 microns with low air flow resistance. To increase durability, the media is supported with a corrosion resistant steel wire.

16.25x21.5x1 Air Filter Reviews

What MERV Rating should I choose?

How Often to Change Your 16.25x21.5x1 Air Filter?

Filter King AC & furnace filters aren’t the typical fiberglass filters that need to be replaced every 30 days. Our filters can typically be used for 3 to 5 months before requiring to be changed. Naturally, a variety of things influence filter lifespan.

Some of the factors that influence your filter’s life include outdoor air quality, whether pets are in the home, and how well your HVAC system is maintained.

Your air filter becomes clogged over time by trapped particles, preventing airflow. The efficiency of the HVAC filter declines. Your system must work harder to heat and cool your home. The extra strain on the HVAC system causes higher energy bills. Regular home air filter replacements can prevent expensive system repairs or replacements down the road.

You should change your filter more frequently if you notice:

  • Household dust build-up
  • The air isn’t cooling as is used to
  • There’s more dust near the air vents
  • A dirty filter surface
  • Higher energy bills
  • Burning smells near your HVAC system.

16.25x21.5x1 Air Filter

Filter King 16.25x21.5x1 size air filters are necessary to protect your home’s indoor air quality from harmful particles and irritants. Your air filters tight mesh weaving is utilized by the air filters to capture passing particles before they become a problem for your home. The air in your home depends on filtration in order to make sure that the air inside your home remains safe and comfortable to breathe in.

The air filters in your home are necessary to cleaning out incoming airflow, but in the process they become dirty. The dirty air filters are not capable of allowing easy access to airflow which leads to problems of stagnation and dryness. The air systems also begin to start using additional energy in an attempt to push the airflow through the dirty air filter. The rise in energy usage may mechanically damage your air system and lead to added costs for your home.

The best way to avoid unnecessary costs from your air system is to have new air filters installed regularly. Filter King offers new 16.25x21.5x1 air filters at affordable prices, making it easier to maintain a regular replacement schedule. Our air filters are able to provide necessary protection for your air systems and have a MERV (Minimum Efficiency Reporting Value) rating of eight. Filter King air filters are capable of blocking out irritants like:

  • Pollen
  • Dust
  • Mold
  • Dust Mites
  • Bacteria
  • Pet Dander
  • Smoke
  • Viruses

16.25x21.5x1 Air Filter Delivery

Filter King’s quality services and premium air filters are all designed to help you affordably maintain a regular filter replacement schedule. We offer a delivery service that has new filters brought to you, regularly if you use our subscription option. Our affordable filters are even more easy to buy when you order in bulk, orders of two or more filters come with free shipping. Order today and keep the airflow coming into your home fresh and clean.