Dampers Non-spring return Spring return

View Details EWC Controls 30X18 ND Rectangular Damper | 30X18 ND MOTORIZED DAMPER  | Blackhawk Supply
$342.72 each
View Details EWC Controls 30X20 ND Rectangular Damper | 30X20 ND MOTORIZED DAMPER  | Blackhawk Supply
$351.90 each
View Details EWC Controls 24X12 ND Rectangular Damper | 24X12 ND MOTORIZED DAMPER  | Blackhawk Supply
$258.06 each
View Details EWC Controls 20X18 ND Rectangular Damper | 20X18 ND MOTORIZED DAMPER  | Blackhawk Supply
$269.28 each
View Details EWC Controls 24X18 ND Rectangular Damper | 24X18 ND MOTORIZED DAMPER  | Blackhawk Supply
$293.76 each
View Details EWC Controls 18X6 ND Rectangular Damper | 18X6 ND MOTORIZED DAMPER  | Blackhawk Supply
$214.71 each
View Details EWC Controls 16X16 ND Rectangular Damper | 16X16 ND MOTORIZED DAMPER  | Blackhawk Supply
$249.39 each
View Details EWC Controls 16X6 ND Rectangular Damper | 16X6 ND MOTORIZED DAMPER  | Blackhawk Supply
$213.69 each
View Details EWC Controls 12X12 PRD 12X12 Rectangular Manual Bypass Damper  | Blackhawk Supply
$120.87 each
View Details EWC Controls 14X10 ND Rectangular Damper | 14X10 ND MOTORIZED DAMPER  | Blackhawk Supply
$223.89 each
View Details EWC Controls 12X6 ND Rectangular Damper | 12X6 ND MOTORIZED DAMPER  | Blackhawk Supply
$205.02 each
View Details EWC Controls 10X14 ND Rectangular Damper | 10X14 ND  MOTORIZED DAMPER  | Blackhawk Supply
$228.99 each
View Details iO HVAC Controls MZR-1004-W-PC Motorized 10 x 04 Zone Register - White  | Blackhawk Supply
$142.03 each
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