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Filter King 18x21x0.75 air filter 4-pack

Filter King ★ 3.9/5 · ItemOracle Score Mid-Range

$58 USD
Price subject to change
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Filter King 18x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 21 x .75"

MERV 8 pleated air filters in a 4-pack for furnaces and A/C. Designed for easy installation and extended life. Customers note solid fit and effective dust capture

Highlights

  • 4-pack for value
  • made in USA
  • MERV 8 pleated design

Pros

  • pleated MERV 8 filtration
  • easy installation
  • 4-pack value
  • made in the usa
  • captures more particles

Cons

  • some sizing complaints from customers
  • durability opinions mixed

Best For

  • furnace filtration
  • air conditioner filtration
  • household dust reduction
  • utility room or attic filter replacement
  • replacement for 18x21x1 filters

Features

  • MERV 8 rated pleated air filter for HVAC systems
  • Actual size 18 x 21 x 0.75 inches; nominal 18 x 21 x 1 inches
  • 4-pack of filters manufactured in the United States
  • Designed to last up to 90 days between replacements

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