Specifications – Series RGPFF

Perforated Face Filter Return Grille
RGPFF-1 Surface Mount 
RGPFF-6 T-bar Lay-in

Air Inlets shall be model RGPFF-AL manufactured by GREENHECK constructed of aluminum.
Air Inlets shall be model RGPFF-S manufactured by GREENHECK constructed of steel.

Units shall be perforated face, return or exhaust grilles. Perforated face shall have 3/16" diameter holes on 1/4" centers and shall have a 51% free area. Units shall include a hinged face and integral frame designed to accept a 1" (optional 2”) thick filter. Filter face shall be secured in place with 1/4 turn fasteners. Border shall be 1 1/4". The units shall be the size and quantity as outlined in the plans and specifications. 

Optional Removable Face
Units with RC-1 or RC-6 frames shall include a removable face with retaining clips, allowing access to concealed equipment. The units shall be the size and quantity as outlined in the plans and specifications.

For Surface mounting:
Units shall be designed for surface mounting applications and be provided with counter sunk screw holes on the face of the device.

For T-Bar Lay-in:
Units shall be designed to integrate into the specified ceiling system. 

Damper Accessories (Optional)
Optional opposed blade damper shall be constructed of steel (Model OBD) or aluminum (Model OBDA). Damper must be operable from the face of the diffuser.

Performance Specification
The manufacturer shall provide published performance data. Data shall be tested in accordance to ANSI/ASHRAE Standard 70-2006

Paint Specification
Process shall be anodic electrodeposition using an anodic acrylic paint. Units shall undergo pre‐ treatment including a pressurized spray stage using an alkaline cleaner and a de‐ionized water rinse.