Gibson 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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16x22x5 MERV 8 16x22x5 MERV 11 16x22x5 MERV 13

Actual: 15 3/8 x 21 7/8 x 5 1/4

Designed to Fit:
BB1620, MU1620, NC1620

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

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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16x25x5 MERV 8 16x25x5 MERV 11 16x25x5 MERV 13

Actual: 15 3/8 x 25 1/2 x 5 1/4

Designed to Fit:
BB1625, MU1625, NC1625

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

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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20x20x5 MERV 8 20x20x5 MERV 11 20x20x5 MERV 13

Actual: 20 3/4 x 20 1/4 x 5 1/4

Designed to Fit:
BB2020, MU2020, NC2020

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

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

20x25x5 MERV 8 20x25x5 MERV 11 20x25x5 MERV 13

Actual: 20 1/4 x 25 3/8 x 5 1/4

Designed to Fit:
BB2025, MU2025, NC2025, RAM2000

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

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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