Gym Grade Grille 1610-34X18 Step Down Ceiling Diffuser Step down core designed for

Step down core designed for 4-way uniform air distribution

All steel construction

Lever operated Multi-Shutter Damper

Installation Ring only

w/ Screwdriver Operated Opposed Blade Damper

Gym Grade Grille 1610-34X18 Step Down Ceiling Diffuser Step down core designed forStandard 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