iO HVAC Controls EB-2006 20 X 06 Heavy Duty Motorized Bypass DamperiO HVAC Controls EB 2006 ACTUATORS ARE INSTALLED ON 2ND DIMENSION 20 x 06 Heavy Duty Motorized Bypass Damper 20 x 06 Heavy Duty Motorized Bypass Damper, Static Pressure Controller monitors static pressure and opens the damper to relieve static pressure when it reached the set point on the pressure sensor. 5 YEAR WARRANTY Additional Information Item NumberEB 2006 BrandiO HVAC Controls