Filter King 18x21x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 20.5 x .75"
Filter King 18x21x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 20.5 x .75"
Hero image 0 of Filter King 18x21x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 20.5 x .75", 0 of 6

Filter King 18x21x1 Air Filter | 3-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 20.5 x .75"

|2 ratings

Key item features

  • FILTER: This is a MERV 8 rated 3 pack Air Conditioner Filter | Size: 18" x 21" x 1" - Actual Size: 17.5" x 20.5" 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 $47.37
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Columbus, 43215
Arrives by Fri, May 1
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Sold and shipped by Filter King LLC
4.5510835913312695 stars out of 5, based on 323 seller reviews(4.6)
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Showing 1-2 of 2 reviews

Feb 8, 2025
Cheryl H.
5 out of 5 stars review

Seller Verified Purchase

Great!

Correct order received in a timely mayter

Review from filterking.com
Helpful?4X9FYLV9GQC95401201544
May 25, 2024
Victoria m.
5 out of 5 stars review

They arrived and they fit

They arrived and they fit and thank we are good to go

Review from filterking.com
Helpful?4X9FYLV9GQC95401201544