Refrigeration Safety Valves Are Installed In Pressure Tanks, Such As Condenser, Liquid Refrigerant Receievers And Oil Separators - Air Conditioner Parts - AliExpress
Safety valves for refrigeration and air conditioning systems
Henry 1/2" NPT x 1" NPT Refrigerant Relief Valve, #5601, 300 PSI, 68.7 Cap | eBay
2416+291 DANFOSS REFRIGERATION SFV 20 T 317 VÁLVULA DE SEG..
Safety Relief Valve Is Recommended As An External And Internal Safety Relief Valve In Refrigeration Plants And Heat Pump Units - Air Conditioner Parts - AliExpress
R12 R410 Refrigerant Charging Valve, Air Conditioning Refrigerant Liquid Safety Valve Copper Control Valves Copper and Fluorine Safety Valve - Walmart.com