The SSHFG PERF Perforated Hinged Filter Grille is hinged in our 1000 Plaster Frame and secured with low profile ¼-turn fasteners. The hinged filter grille allows easy access to filters or mechanical equipment. Specify with filter clips for filter applications; 1″ filter depth is standard, with optional filter depths up to 2″.
SSHFG PERF grilles have a standard 51% free area on the face and can be used as a matching return in conjunction with perforated supply diffusers.
Specify: Series S-44 Opposed Blade Damper to make return register. The S-44 OBD assures even distribution of air across the grille face, as well as positive volume control.
SSHFG PERF — Perforated Hinged Filter Grille was last modified: September 22nd, 2025 by