Hero image 0 of Filter King 21.5x23.25x1a Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.25 x .75", 0 of 1

Filter King

Filter King 21.5x23.25x1a Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.25 x .75"

Name: Filter King 21.5x23.25x1a Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.25 x .75"
Brand: Filter King
SKU: 5214628126
Price: 49.35 USD
Availability: InStock
Rating: 4.7 (14 reviews)

4.7 stars out of 14 reviews

(4.7)|

14 ratings

Key item features

Filter King 21.5x23.25x1a Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.25 x .75"

Specs

Brand
Filter King
Features
Pleated
Thickness
0.75 in
Rec. use
Residential
Height
0.75"
Count
3

Current price is $49.35

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Columbus, 43215

Arrives by Thu, Apr 9

Sold and shipped by Filter King LLC

4.539936102236422 stars out of 5, based on 313 seller reviews(4.5)

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About this item

Product details

Filter King Merv 8 21.5x23.25x1a 3-Pack Air Filter actual size is 21.5x23.25x.75. Our 21.5x23.25x1a Furnace Filters are designed to last up to 90 days. These pleated 1-inch air filters are ideal for maintaining the efficiency of your heating and cooling systems. Make sure you measure your filter. The actual size of this pleated Merv 8 filter is 21-1/2 x 23-1/4 x 3/4

Filter King 21.5x23.25x1a Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.25 x .75"

info:

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.

Specifications

Brand

Filter King

Features

Pleated

Thickness

0.75 in

Rec. use

Residential

Warranty

Warranty information

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Customer ratings & reviews

4.7 out of 5 stars

stars14 ratings14 reviews

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Showing 1-3 of 14 reviews

Aug 29, 2025

The b.

5 out of 5 stars review

Seller Verified Purchase

Air Filters

Good filters , fit perfectly

Review from filterking.com

Helpful?

Jul 10, 2025

Donna L.

5 out of 5 stars review

Seller Verified Purchase

Gus always makes the process

Gus always makes the process quick and easy, filters are amazing.

Review from filterking.com

Helpful?

Nov 29, 2024

Elliot S.

5 out of 5 stars review

Seller Verified Purchase

Fit great.

Review from filterking.com

Helpful?

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Filter King 21.5x23.25x1a Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.25 x .75"

Key item features

Specs

How do you want your item?

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Based on what customers bought

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