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  Model GC - Grid Core Returns  
       
 
Application
  • Recommended for general return or exhaust of room air
  • High free area offering lowest sound and pressure levels
  • “Egg Crate” construction similar in appearance to many lighting fixtures
  • Surface mounted or suspended grid systems
Product Features
  • 1/2" x 1/2" x 1/2" aluminum core
  • Aluminum frame
  • Registers include a factory attached, steel opposed blade volume control damper
  • Surface mounting holes in frame neatly countersunk for supplied #8 x 1-1/2" oval head screws
  • Arctic White baked-on finish
  • Maximum size one piece construction is 48" x 48". Larger sizes shipped in multiple sections for field assembly.
Options
  • 304 or 316 stainless steel construction with satin polish finish
  • Factory applied gasket material to frame
  • Aluminum or stainless steel opposed blade volume control dampers
  • Custom or optional paint colors
 
Typical
Specification

Optional Finishes
       
Submittals
Model Mounting Features Material
Aluminum Stainless Steel
GC5 Surface Mounted  
Lay-In T-Bar Without Screw Holes
Lay-In T-Bar With Extension Panel N/A
9/16" Narrow Slot N/A
Tegular N/A
Concealed Spline N/A
GC5L Lay-In T-Bar Narrow Border N/A
GC5C Lay-In T-Bar Core Only N/A
GC51 Surface Mounted 1/2" x 1/2" x 1" Core N/A
GC5-L-RT Lay-In T-Bar Roto-Throw
with
Extensional Panel
N/A
GC5-D-RT 9/16" Narrow Slot N/A
GC5-T-RT 15/16"
Tegular
N/A
GC5-C-RT Concealed Spline N/A
GC5NS Surface
Mounted
45°
No-Site Core
N/A
GC5LNS Lay-In T-Bar 45°
No-Site Core
N/A

Accessories
OBD - Opposed Blade Volume Control Damper
SRA - Square to Round Adapter
LS - Light Shield
RSA - Return Sound Attenuator
Concealed Fastening
       
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