AD - AF Aluminum Control Dampers

• DEPTH BLADES CLOSED: 4” (101 mm).
• DEPTH BLADES OPEN: 6 1/8” (156 mm).
• MATERIAL: extruded 6063-T5 aluminum.
• FRAME THICKNESS: 0.081” (2.06 mm).
• BLADE STYLE: OB - opposed blade standard; PB - parallel blade on request.
  
• BLADE THICKNESS: 0.081” (2.06 mm).
• BEARINGS: moulded synthetic (Acetal).
• SEALS: co-extruded santoprene vinyl blade seal and vinyl jamb seal.
• AXLES: 3/8” aluminum square bar.
• FRAME STYLE: specify DM for Duct Mount or FM for Flange Mount.
• MINIMUM HEIGHT: 8” (203 mm) single blade;  15” (381 mm) multiple blade.
• MAXIMUM PANEL WIDTH: 60” (1524 mm).
• MAXIMUM PANEL HEIGHT: 60” (1524 mm).
• MAXIMUM SYSTEM PRESSURE: 5” w.g. for 60” blades.
• LEAKAGE: does not exceed 7 CFM/ft2 (341/s/m2) against 4” w.g. (1 kPa) differential static pressure at -40ºF (-40ºC).
• LINKAGE: concealed in frame.
• STANDARD FINISH: mill.
• STANDARD MOTOR INSTALLATION: side shaft direct drive, extendable up to 12”.

ORDERING METHOD

• DUCT MOUNT: ID-WxH
• FLANGE MOUNT: FD-WxH

Note: Non-standard dampers are non-returnable and cannot be cancelled.