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Comfortable, Reusable Particulate Respirator Facemask by RZ Mask - Meets N95 & N99 StandardsNote: 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 FC40R1185 fits the following:
- Most return filter grilles
The Honeywell FC40R1185 Return Air Grille Filter 18x18x3 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 FC40R1185 Return Air Grille Filter 18x18 Specifications:
- Depth: 4"
- MERV 10 rating
- Filter size: 18x18x3
- Part Number: FC40R1185
- Captures airborne particles
