Filter King 20x21x1 Air Filter| 6-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21 x .75"
Filter King 20x21x1 Air Filter| 6-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21 x .75"
Hero image 0 of Filter King 20x21x1 Air Filter| 6-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21 x .75", 0 of 5
Filter King

Filter King 20x21x1 Air Filter| 6-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21 x .75"

Key item features

  • FILTER: This is a MERV 13 rated 6 Pack Air Conditioner Filter 20" x 21" x 1" - Actual Size: 20" x 21" x .75"
  • MAX PERFORMANCE: Our filters can last up to 90 DAYS before needing replacement. We do recommend to change your home air filter every 30 - 90 days for 1 inch filters. This will help maintain the longevity of the intended application like A/C and heaters
  • CAPTURE MORE: Protect your home! The pleated design captures more particles and extends lifetime of the filter. Merv Filters trap airborne particles without impacting air flow. Feel the difference in 48 hours.
  • FAST & EASY INSTALLATION: Open, Slide and Close! A simple yet effective replacement air filter for your home.
Current price is $109.02
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  • Free shipping
  • Free 30-day returns
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Columbus, 43215
Arrives by Thu, May 7
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Sold and shipped by Filter King LLC
4.550769230769231 stars out of 5, based on 325 seller reviews(4.6)
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4.9 out of 5 stars
stars30 ratings29 reviews
How item rating is calculated
  1. 5 stars90% (27)
  2. 4 stars7% (2)
  3. 3 stars3% (1)
  4. 2 stars0% (0)
  5. 1 star0% (0)
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Showing 1-3 of 29 reviews

Aug 5, 2025
BryanElliott
5 out of 5 stars review

Seller Verified Purchase

Great customer service

I made a misclick on the order and you guys ate my mistake with no hassle. I am now a very happy subscriber!

Review from filterking.com
Helpful?6WV82E95UALI5361226206
Dec 28, 2025
Elsa B.
5 out of 5 stars review

Seller Verified Purchase

20,x21x1

I'm very satisfied with your service and with the filters

Review from filterking.com
Helpful?6WV82E95UALI5361226206
Aug 9, 2025
Juan A.
5 out of 5 stars review

Seller Verified Purchase

Great product at a decent

Great product at a decent price. Highly recommend.

Review from filterking.com
Helpful?6WV82E95UALI5361226206