Filter King 18x24x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
Filter King 18x24x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
Hero image 0 of Filter King 18x24x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75", 0 of 5

Filter King 18x24x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"

4.4 stars out of 14 reviews
(4.4)|
14 ratings

Key item features

  • FILTER: This is a MERV 13 rated 4 pack Air Conditioner Filter | Size: 18" x 24" x 1" - Actual Size: 17.5" x 23.5" 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 $45.56
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Columbus, 43215
Arrives by Wed, Feb 4
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Sold and shipped by Filter King LLC
4.54421768707483 stars out of 5, based on 294 seller reviews(4.5)
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Filter King 18x24x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
Filter King 18x24x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
current price $45.56
Filter King 18x24x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
4.4 out of 5 Stars. 14 reviews
Filter King 16x25x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75"
Filter King 16x25x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75"
current price $38.84
Filter King 16x25x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75"
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Filter King 14x20x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75"
Filter King 14x20x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75"
current price $46.40
Filter King 14x20x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75"
5 out of 5 Stars. 8 reviews
Filter King 18x24x1 Air Filter | 6-PACK | MERV 13 | HVAC Pleated AC Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
Filter King 18x24x1 Air Filter | 6-PACK | MERV 13 | HVAC Pleated AC Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
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Filter King 18x24x1 Air Filter | 6-PACK | MERV 13 | HVAC Pleated AC Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
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Filter King 18x24x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
Filter King 18x24x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
current price $48.00
Filter King 18x24x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
4.7 out of 5 Stars. 23 reviews
Filter King 12x20x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x .75"
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Filter King 12x20x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x .75"
4.8 out of 5 Stars. 27 reviews
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Filter King 17.5x23.5x1a Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
Filter King 17.5x23.5x1a Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
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Filter King 17.5x23.5x1a Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"
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Filter King 24x24x1n Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.38 x 23.38 x .75"
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Filter King 12x12x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x .75"
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Comparison Chart:
Air filter size18 x 24 x 1Filter King 18x24x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"16 x 25 x 1Filter King 16x25x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75"14 x 20 x 1Filter King 14x20x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75"18 x 24 x 1Filter King 18x24x1 Air Filter | 6-PACK | MERV 13 | HVAC Pleated AC Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"18 x 24 x 1Filter King 18x24x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"12 x 20 x 1Filter King 12x20x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x .75"12 x 24 x 2Filter King 12x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.75 x 23.75 x 1.75"17.5 x 23.5 x 1Filter King 17.5x23.5x1a Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"24 x 24 x 1Filter King 24x24x1n Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.38 x 23.38 x .75"12 x 12 x 1Filter King 12x12x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x .75"
Minimum efficiency reporting values (merv)13Filter King 18x24x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"-Filter King 16x25x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75"13Filter King 14x20x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75"-Filter King 18x24x1 Air Filter | 6-PACK | MERV 13 | HVAC Pleated AC Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"11Filter King 18x24x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"11Filter King 12x20x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x .75"8Filter King 12x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.75 x 23.75 x 1.75"13Filter King 17.5x23.5x1a Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"-Filter King 24x24x1n Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.38 x 23.38 x .75"13Filter King 12x12x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x .75"
FeaturesPleatedFilter King 18x24x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"PleatedFilter King 16x25x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75"PleatedFilter King 14x20x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75"PleatedFilter King 18x24x1 Air Filter | 6-PACK | MERV 13 | HVAC Pleated AC Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"PleatedFilter King 18x24x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"PleatedFilter King 12x20x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x .75"PleatedFilter King 12x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.75 x 23.75 x 1.75"PleatedFilter King 17.5x23.5x1a Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"PleatedFilter King 24x24x1n Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.38 x 23.38 x .75"PleatedFilter King 12x12x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x .75"
Thickness1"Filter King 18x24x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"1"Filter King 16x25x1 Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75"1"Filter King 14x20x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75"1"Filter King 18x24x1 Air Filter | 6-PACK | MERV 13 | HVAC Pleated AC Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"1"Filter King 18x24x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"0.75 inFilter King 12x20x1 Air Filter | 6-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x .75"2"Filter King 12x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.75 x 23.75 x 1.75"0.75 inFilter King 17.5x23.5x1a Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75"0.75 inFilter King 24x24x1n Air Filter | 4-PACK | MERV 11 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.38 x 23.38 x .75"0.75 inFilter King 12x12x1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x .75"
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4.4 out of 5 stars
stars14 ratings14 reviews
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Showing 1-3 of 14 reviews

Nov 6, 2025
John M.
5 out of 5 stars review

Seller Verified Purchase

My new go-to filter company!

Great filter! Appropriate for the MERV rating. Dropped right into the channel on the furnace. Not like another manufacturer, where I had to wiggle them into place. So happy that I found these - I will be ordering more!

Review from filterking.com
Helpful?23NCAVQ859KJ770829374
Jan 14, 2025
Kayla W.
5 out of 5 stars review

Seller Verified Purchase

Very happy!

I am so thankful for Filter King! No stores carry the filter I needed except you all! I will be a returning customer!

Review from filterking.com
Helpful?23NCAVQ859KJ770829374
Dec 17, 2025
Deborah S.
5 out of 5 stars review

Seller Verified Purchase

Life made easy

ordering made easy, shipment on time, priced sensibily

Review from filterking.com
Helpful?23NCAVQ859KJ770829374