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18x18x4 Carbon MERV 8 Honeywell® Return Grille Filter by Accumulair®
18x18x4 Carbon MERV 8 Honeywell® Return Grille Filter by Accumulair®
18x18x4 Carbon MERV 8 Honeywell® Return Grille Filter Nominal size 18" x 18" x 4" (Actual size 17 3/4 x 17 3/4 x 3 3/4)
Available to buy in increments of 2
18x18x4 Carbon MERV 8 Honeywell® Return Grille Filter by Accumulair®
18x18x4 Carbon MERV 8 Honeywell® Return Grille Filter
- Nominal size 18" x 18" x 4" (Actual size 17 3/4 x 17 3/4 x 3 3/4)