Gym Grade Register 1560-40X18 Step Down Ceiling Diffuser Access door with 1-3/8" deep

Access door with 1-3/8" deep steel roll formed frame

Tool Operated Opposed Blade Damper

Standard Features * Designed for return or exhaust applications * 3/16" holes on 1/4" staggered centers * Heavy gauge steel * Seismic support holes * 1x2

CSFM California State Fire Marshal listed

Standard Features * Heavy guage cold roll steel (same as 350 series) * Ideal for return air in the toe space areas between kitchen cabinets

Gym Grade Register 1560-40X18 Step Down Ceiling Diffuser Access door with 1-3/8" deepStandard 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