Resideo-Dreiwegeventil VYE20B4.0OF DN20 PN16 KVS4.0 OF

Resideo VYE20B4.0OF is a three-way valve with DN20 connection, PN16 pressure rating, and KVS of 4.0. The 'OF' suffix indicates a specific actuator type. It is used in heating systems for flow control.