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Heating, Cooling & Air Quality

A C Filters

Best A C Filters

Name: AprilAire 213 Replacement Filter for AprilAire Whole House Air Purifiers - MERV 13, Healthy Home Allergy, 20x25x4 Air Filter (Pack of 2)
Brand: Aprilaire
Price: 115.99 USD
Availability: InStock

From leading brands and best sellers available on the web.

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Crystal Quest

Fluoride Removal | Smart Single Cartridge Countertop Water Filter System | Stainless Steel | Crystal Quest

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Filtrete

10%OFF

Filtrete 16x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2 Pack (Actual Size 15.719 x 24.72 x 0.84 in)

9.8

score

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Filtrete

5%OFF

Filtrete 20x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 19.69x19.69x0.81 in)

9.6

score

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Aprilaire

AprilAire 210 Replacement Filter for AprilAire Whole House Air Purifiers - MERV 11, Clean Air & Dust, 20x25x4 Air Filter (Pack of 1)

9.4

score

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Filtrete

5%OFF

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)

9.1

score

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Filtrete

29%OFF

Filtrete 20x25x4 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Honeywell & AprilAire Space-Gard, CERTIFIED Asthma & Allergy Friendly, Electrostatic Filter, 2-Pack (Actual Size 19.88x24.63x4.31 in)

8.8

score

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Filtrete

32%OFF

Filtrete 20x25x4 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Honeywell & AprilAire Space-Gard, Allergen Defense, Electrostatic Air Cleaning Filter, 2-Pack (actual size 19.88 x 24.63 x 4.31)

8.6

score

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Filtrete

5%OFF

Filtrete 20x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.69 x 24.69 x 0.81 in)

8.3

score

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Nordic Pure

Nordic Pure 20x20x5 (19_5/8 x 19_7/8 x 4_3/8) Honeywell Replacement Furnace Filters MERV 15 Plus Carbon 2 Pack

Filtrete

19%OFF

Filtrete 20x25x5 AC Furnace Air Filter, MPR 1000, MERV 11, Fits Lennox Devices, Allergen Defense, Electrostatic Air Cleaning Filter, 2-Pack (actual size 19.63 x 24.75 x 4.31 in)

7.7

score

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Buying Guide for the Best A C Filters

Choosing the right air conditioning (A/C) filter is crucial for maintaining good air quality in your home and ensuring the efficiency of your A/C system. The right filter can help reduce allergens, dust, and other particles, making your living space healthier and more comfortable. When selecting an A/C filter, consider factors such as filter type, MERV rating, size, and material. Understanding these specifications will help you make an informed decision that best suits your needs.

Filter TypeA/C filters come in various types, including fiberglass, pleated, washable, and HEPA filters. Fiberglass filters are the most basic and inexpensive, but they only capture larger particles. Pleated filters are more efficient and can capture smaller particles, making them a better choice for those with allergies. Washable filters are reusable and eco-friendly, but they require regular cleaning. HEPA filters are the most efficient, capturing up to 99.97% of particles, and are ideal for those with severe allergies or respiratory issues. Choose a filter type based on your specific air quality needs and maintenance preferences.

MERV RatingThe Minimum Efficiency Reporting Value (MERV) rating measures a filter's ability to capture particles of different sizes. MERV ratings range from 1 to 20, with higher numbers indicating better filtration. Filters with a MERV rating of 1-4 are basic and capture larger particles like dust and lint. MERV 5-8 filters are more efficient and can capture smaller particles such as mold spores and pet dander. MERV 9-12 filters are suitable for homes with allergy sufferers, capturing finer particles like pollen and dust mites. MERV 13-20 filters are used in hospitals and clean rooms, capturing the smallest particles, including bacteria and viruses. Choose a MERV rating based on your air quality needs and any health concerns.

SizeA/C filters come in various sizes, and it's essential to choose the correct size for your system to ensure proper fit and function. Common sizes include 16x20, 20x25, and 24x24 inches, but many other dimensions are available. Measure your existing filter or check your A/C unit's specifications to determine the right size. Using the wrong size can reduce the filter's effectiveness and potentially damage your A/C system. Always double-check the dimensions before purchasing a new filter.

MaterialA/C filters are made from different materials, including fiberglass, polyester, cotton, and synthetic blends. Fiberglass filters are inexpensive but less effective at capturing smaller particles. Polyester and cotton filters are more efficient and durable, making them a better choice for homes with pets or allergy sufferers. Synthetic blend filters offer a balance of efficiency and durability, providing good filtration without compromising airflow. Consider the material based on your air quality needs and the level of maintenance you're willing to perform.

Best A C Filters

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Buying Guide for the Best A C Filters