صمام ثلاثي المسارات من Resideo VYE20B4.0M DN20 PN16 KVS4.0 MOD

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