![]() | Draft Blocker Duct Connector Damper Ventilation Check Valve Draugh Back Shut-Z1 GBP 3.82 Category : Wire & Cable Connectors Seller : zhenzhen-1(11051, 96.5%) | ![]() | Draft Blocker Duct Connector Damper Ventilation Check Valve Draugh Back Shut ZT GBP 3.94 Category : Wire & Cable Connectors Seller : activeaction-1(4883, 96.6%) |