10Pcs 1 / 4SAE HVAC Filling Access Valves | Brass Check Valve for R22 / R12 / R134 | Cooling System Refrigerant Charging Valve with Sealing Cover

Produktbeschreibung

Leak-Proof Design - HVAC filling valves feature double sealing covers to minimize refrigerant leakage, ensuring stable performance for R22/R12/R134 systems with verified durability under extreme pressure conditions. Universal Compatibility - These brass check valves work seamlessly with most commercial and residential refrigeration units, AC equipment, and automotive systems, making them essential HVAC maintenance components for technicians handling multiple refrigerant types. Convenient Installation - The carefully-knurled valve covers allow quick hand-tightening without special tools, simplifying refrigerant charging and system servicing while reducing downtime during emergency HVAC repairs. Sturdy Brass Build - These 1/4SAE valves use resilient brass that withstands high pressure and extreme temperatures (-20°F to 250°F) for extended service life in challenging conditions. Accurately Engineered Performance - Compact service access valves meet strict HVAC industry standards with smooth internal channels and optimized flow design for controlled refrigerant handling during system maintenance and recharging procedures.