31" × 28" × 4"

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• 

  31″ x 28″ x 4″ MERV 11 Air Filter for Whole-House Air Purifiers

  Aprilaire

  SKU: 510

  Rated 5.00 out of 5

  $76.99
  - AprilAire 510 Genuine MERV 11 Replacement Air Filter for Models 1510 & 2516 quantity +

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• 

  Genuine MERV 16 Replacement Air Filter

  Aprilaire

  SKU: 516

  $149.99
  - AprilAire 516 Genuine MERV 16 Replacement Air Filter for Models 1510 & 2516 quantity +

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