21x21x4 MERV 11 Air Filter

21x21x4 MERV 11 Air Filter AC Furnace Air Filter

(5/5) Verified Rating
$36.78 Price Per Filter

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Available to buy in increments of 4

  • Quantity
  • Price per Filter

Product Description

Filter Size: 21x21x4

Actual Size: 20.5x20.5x4

Actual Size Fraction : 20.5x20.5x4

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