Gym Grade Register 1560-34X20 Finish:Designer Color - Velvet Black Building materials rated 3 hours

Building materials rated 3 hours or less

T-Bar Modular Core Diffuser with Round Collar 6-14

Front blades are parallel to the shortest dimension

Concealed mounting holes with mounting screws

Designer Color or Satin Anodized Finish available on this product

Gym Grade Register 1560-34X20 Finish:Designer Color - Velvet Black Building materials rated 3 hoursStandard 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