In our offer you will find metal "quick" regulating valves .
Throttle-check valves allow for free air flow in one direction and smooth adjustment of the flow rate in the opposite direction .
We offer hose couplings with an outer diameter from 4 mm to 8 mm .
General parameters of plug-in couplings:
These types of couplings are an ideal solution for polyurethane, polyamide, polyethylene and Teflon hoses.