Specifications & Technical Details
The SSHFG-SSG Hinged Filter Louvered Return Grille is a non-adjustable return grille made with louvered blades for limited vision or exterior applications — and set within our set within our Hinged Filter Grille. The blades are reinforced from the rear on approximate 12″ centers.
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.