Reliable Gas Valves & Integrated Safety Solutions for Residential and Commercial Applications

Coliter® provides certified gas valves and integrated safety systems for LPG and natural gas applications in homes and commercial kitchens. Our product range includes brass lockable gas ball valves (QF5121A/QF5122) to prevent tampering, automatic shut-off valves (AQ3008/AQ3109) triggered by overpressure or thermal sensors, excess flow valves (EFV) (QF3157) for pipeline rupture protection, gas leak alarm cut-off systems (AQ901 + DC301 solenoid valve), and stainless steel corrugated tubing for flexible, leak-free connections. All components comply with Chinese gas safety standards (GB) and are engineered for fail-safe operation and long-term reliability.