Gym Grade Register 1560-40X30 Finish:Designer Color - Velvet Black Adjustable modular cores with fixed

Adjustable modular cores with fixed curved blades

Driftwood Tan or Soft White

Zinc plated steel closure spring

To adjust diffuser

Gym Grade Register 1560-40X30 Finish:Designer Color - Velvet Black Adjustable modular cores with fixedStandard Features * Heavy duty honeycomb construction * Blades run parallel to longest dimension given * Gym Grade includes welded core and extra supports for heavy duty application * Mounting holes for sidewall and ceiling application * Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system * Soft White Options * No mounting holes * Tamper Proof Screws * Standard Color, Designer Color or Plated Metal