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Note: Honeywell has changed the depth of their return grill air filters from 4 inches down to 3 inches. Due to existing item inventory you may still receive a 4 inch filter.

The Honeywell FC40R1144 fits the following:

• Most return filter grilles

The Honeywell FC40R1144 Return Air Filter - 20x24 is a replacement air filter that mounts in most return filter grilles. The Honeywell return air grille filter features four inches of depth, which provides a higher efficiency than standard one inch filters. Featuring a MERV 10 rating, this Honeywell grille filter reduces particulates in your air.

Honeywell FC40R1144 Return Air Filter - 20x24 specifications:

• Depth: 3"
• Filter size: 20x24
• Part number FC40R1144
• Captures airborne particles