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Pro1 IAQ Compatible Air Filter Replacements

Filterbuy replacement air filters offer the same high quality materials and performance as the name brand but at a fraction of the cost.

  • Available in MERV 8, 11, and 13
  • Free shipping
  • Guaranteed to fit
  • Lowest prices
  • Made in the U.S.A.
  • Family owned and operated

Customer Review

"Absolutely the best and most efficient way to purchase furnace filters! No problem finding the filter I needed, filters delivered within a couple of days, fit perfectly and shipping is FREE! What's not to like?"-Christine P.
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16x25x4 MERV 8 16x25x4 MERV 11 16x25x4 MERV 13

Actual: 15 1/2 x 24 1/2 x 3 3/4

Designed to Replace:
F1608
Designed to Fit:
AZ2-V2-GF-M11-041625

Select MERV Rating
MERV
8
Standard
MERV
11
Superior
MERV
13
Best

MERV 8 - filters pollen, dust mites, mold, and larger dust particles like pudding mix MERV 11 - filters pollen, dust mites, mold, auto emissions, and large particles like milled flour MERV 13 - filters pollen, dust mites, mold, all bacteria, proplet nuclei (sneeze), and tobacco smoke

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16x25x4 MERV 8 16x25x4 MERV 11 16x25x4 MERV 13

Actual: 15 1/2 x 24 1/2 x 3 3/4

Designed to Replace:
F1612

Select MERV Rating
MERV
8
Standard
MERV
11
Superior
MERV
13
Best

MERV 8 - filters pollen, dust mites, mold, and larger dust particles like pudding mix MERV 11 - filters pollen, dust mites, mold, auto emissions, and large particles like milled flour MERV 13 - filters pollen, dust mites, mold, all bacteria, proplet nuclei (sneeze), and tobacco smoke

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20x25x4 MERV 8 20x25x4 MERV 11 20x25x4 MERV 13

Actual: 19 1/2 x 24 1/2 x 3 3/4

Designed to Replace:
F2008

Select MERV Rating
MERV
8
Standard
MERV
11
Superior
MERV
13
Best

MERV 8 - filters pollen, dust mites, mold, and larger dust particles like pudding mix MERV 11 - filters pollen, dust mites, mold, auto emissions, and large particles like milled flour MERV 13 - filters pollen, dust mites, mold, all bacteria, proplet nuclei (sneeze), and tobacco smoke

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Thumb

20x25x4 MERV 8 20x25x4 MERV 11 20x25x4 MERV 13

Actual: 19 1/2 x 24 1/2 x 3 3/4

Designed to Replace:
F2012
Designed to Fit:
717267120784

Select MERV Rating
MERV
8
Standard
MERV
11
Superior
MERV
13
Best

MERV 8 - filters pollen, dust mites, mold, and larger dust particles like pudding mix MERV 11 - filters pollen, dust mites, mold, auto emissions, and large particles like milled flour MERV 13 - filters pollen, dust mites, mold, all bacteria, proplet nuclei (sneeze), and tobacco smoke

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