Honeywell FC40R1185 Return Grille Air Filter 18x18 MERV 10 (5 Pack)

The genuine OEM Honeywell FC40R1185 Return Grille Filter replaces the previous Honeywell F35R series filters. FC40R1185 mounts in most third-party return filter grilles.

• Nominal Size: 18" x 18" x 3"
• Actual Size: 17-3/4" (17.75") x 17-3/4" (17.75") x 3"
• MERV Rating: 10
• Filter Life: about every 12 months depending on air quality

• FC40R1185, FC40R1185/U
• FC4 Series, F35R Series

• Honeywell FC40R1185 18” x 18” Return Grill Media Air Filter.
• 18x18 Honeywell FC40R1185 Air Filter.
• Honeywell FC40R1185 Return Air Grille Filter 18x18.
• Genuine Honeywell FC40R1185 Return Grille Filters 18 x 18 .
• Honeywell FC40R1185 18 x 18 x 3 Return Grille Filter.