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Ships within 48 hours · Estimated delivery Nov 5 - Nov 10
450 Series Engineering/Performance Data
linkage and handle enclosed in valve to assure trouble-free operation * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Steel multi-shutter damper * Soft White Options * 200 O - steel lever operated opposed blade damper * Tamper proof screws * Standard Color
accepts 6"-16" collar (collar by others)
Fixed bars with 0° deflection
700MA Series Engineering/Performance Data
Gym Grade Register 1560-50X10 past 12 months 450 Series Engineering/Performance DataStandard 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
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