2Pcs Refrigerant Charging Safety Valve Set, Brass Low Loss HVAC Fittings,1/4" & 5/16" Safety Adapter Flow Control Ball Valve,R12 R22 R410 Air Conditioner Manifold Maintenance Tools for Home AC

This 2-piece refrigerant charging valve set includes 1/4"" and 5/16"" safety adapters and flow control ball valves, which can accurately control the charging flow and automatically reduce refrigerant leakage when the charging gun is disconnected. It is suitable for daily maintenance and refrigerant charging operations of air conditioning manifold pressure gauges Specifications: Package content: 2-piece refrigerant charging valve set; Compatibility: R12 / R22 / R410A, etc; Applicable occasions: Air conditioning maintenance, refrigerant charging operations, refrigeration equipment maintenance;

• 【Universal HVAC compatibility】Ideal refrigerant adapter for HVAC maintenance. Includes two adapters: refrigerant charging valve 1/4"" (blue, for R12/R22) and refrigerant charging valve 5/16"" (red, for R410). It easily adapts to diverse HVAC service tools.
• 【Durability design】The control valve adapter is made of high quality brass material, offering high strength, high wear resistance, and good corrosion resistance. Its high-pressure resistant design ensures longevity and withstands rigorous daily use.
• 【Function】The top-mounted safety adapter flow control ball valve enables easy adjustment. With exact flow control, it can minimize refrigerant loss and the risk of frostbite during charging and maintenance, helping achieve optimal system performance.
• 【Safety 】The professional refrigerant charging valve's liquid safety feature prevents refrigerant spray, avoiding skin frostbite. It ensures a secure, mess-free charging process. Diamond knurled handles provide a non-slip grip; the T-shaped valve body allows easy operation; red and blue knurled knobs ensure secure, reliable attachment.
• 【Easy to install】The refrigerant charging valve adapter opening is adjustable and easy to use. Choose the right refrigerant control valve based on your air conditioning refrigerant needs. The blue refrigerant valve (R12/R22, 1/4"") and red refrigerant valve (R410, 5/16"") clearly indicate different sizes for error-free use.