VVI46.20 2-Port Zone Valve, Internally Threaded, Pn16, Dn20
Siemens 2-port zone valve, internally threaded, PN16, DN20, kvs 3.5 for the control of zones or terminal units.
Siemens 2-port zone valve, internally threaded, PN16, DN20, kvs 3.5 for the control of zones or terminal units.