To weld from 3/4" up to 16", are supplied with seat of P.T.F.E., chromium –plated stem.

They are manufactured in chromium-plated stem and regulation needle with thermical treatment.

Automatic injection and aspiration frame, with filters and solenoid valves incorporated from 1/2" up to 2", with block valves and expansion valves.

Check valves with seat of P.T.F.E.

Safety valves.

Filters