Verplas Thermal Round Pipe Duct to Fitting Connectors Verplas Thermal Round Pipe Duct to Fitting Connector(Click and Lock Mechanism) Product Part Number 125mm Thermal Connector - SST-125-DFCON 160mm Thermal Connector - SST-160-DFCON Description Duct connector is manufactured with thermal resistance in mind and exceeds the thermal resistance compliance tests. The rapid self seal technology is designed to increase the pace in which a ventilation system can be installed. Components within the range of thermal self seal also exceed the requirements set out in the DW/143 Class A leakage test. Available Sizes 125mm 160mm GBP 2.47 1