12 POSITIONS PLASTIC TRIGGER HANDLE FOR THE BUTTERFLY VALVES

4 POSITIONS STAINLESS STEEL HANDLE WIHT KNOB FOR BUTTERFLY VALVES 

GSC`S CHECK VALVES CAN BE OPENED GRADUALLY WITH THE HAND CRANK DEVICE, THE VALVES FEATURES ONLY A FEW DISMOUNTABLE PARTS AND A SIMPLE STRUCTURE.

GSC`S CHECK VALVES CAN BE OPENED GRADUALLY WITH THE HAND CRANK DEVICE, THE VALVES FEATURES ONLY A FEW DISMOUNTABLE PARTS AND A SIMPLE STRUCTURE.