Gym Grade Grille 1610-34X20 past 12 months Standard Features * Heavy duty

Standard Features * Heavy duty 16 gauge steel 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 * Soft White Options * No mounting holes * For opposed blade damper

Building materials rated 3 hours or less

PERFORMANCE DATA

450 Series Submittal

Designed for protection of ceiling openings in fire rated floor/ceiling assemblies with fire resistance ratings of 3 hours or less

Gym Grade Grille 1610-34X20 past 12 months Standard Features * Heavy dutyStandard Features * Heavy duty 16 gauge steel 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 * Soft White Options * No mounting holes * For opposed blade damper, see 1560 Series * Tamper proof screws * Standard Color, Designer Color or Plated Metal Finish available on this product