Gym Grade Register 1560-26X12 past 12 months Standard collar diameter is the

Standard collar diameter is the same as the diffuser size

104 P - four way * Square to round No Labor Collar * 2x2 galvaneal steel panel with seismic support holes * Soft White Options * 104 P D - multi-shutter damper with hinged perforated face * 104 P O - steel opposed blade damper with hinged perforated face * 104 P FR - U

Hinged removable door with hinges parallel to the longest dimension

3-way register with stiffened 1/2" fan shaped louvers for silent operation

Standard Features * Steel galvaneal construction * For evaporative coolers or central blower systems * Modern step-down design * 4-way air diffusion * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * One-piece removable slide damper for off season closure * Soft White

Gym Grade Register 1560-26X12 past 12 months Standard collar diameter is theStandard 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