Round manual dampers 16 Size (in)

Round manual dampers for HVAC systems. For controlling airflow in round ductwork. Butterfly or louvered types that you can buy now at Blackhawk Supply.
View Details EWC Controls 16 CLBD 16 CLBD CONSTANT LOAD BY-PASS DAMPER  | Blackhawk Supply
$111.59 each
View Details iO HVAC Controls BH-16 Round 16" Horizontal Bypass Damper   | Blackhawk Supply
$137.70 each
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