Honeywell D2PAB006012NAC Rectangular Damper. Class II Leakage, 3 V blade w/seals, Parallel, 16 gauge galvanized frame w/galvanized linkages & axles, Acetal Bearings/Vinyl Seal, 6" width, 12" height, Nominal Sizing, No flange, External RH Standard (may include jackshaft for larger sizes).
Control Dampers are ruggedly built with 3-V style blades for application as automatic control or manual balancing dampers in low to medium pressure and velocity systems. A wide range of electric or pneumatic actuators are available for these models. The D2 series is an ultra low leakage control damper which includes blade and jamb seals.