Hydronic valve, 300S type 3 With 12:S for reduced service drive speed. complete with shut-off valve 1"1/4'' hand pump, pilot valves and manometer. Type 3 - flow 172-270 l/min
Hydronic valve, 300S type 3 With 12:S for reduced service drive speed. complete with shut-off valve 1"1/4'' hand pump, pilot valves and manometer. Type 3 - flow 172-270 l/min

