BPV-31 piercing valves for air conditioning refrigerators - compatible with 1/4", 5/16", 3/8" hoses, replaces BPV31, BPV31D, GPV14, GPV31, GPV38, GPV56, MPV31 / 2-pack

General Description: BPV-31 piercing valves are designed for air conditioning refrigerators and are compatible with 1/4", 5/16", and 3/8" outside diameter hoses. Each package contains two kits, each including one piercing valve and one Allen key. These robust and durable valves are made of corrosion-resistant metal, ensuring a long service life without wear or rust. They replace part numbers BPV31, BPV31D, GPV14, GPV31, GPV38, GPV56, and MPV31. Note: They are not compatible with 410a refrigerant. Technical Specifications: Material: Metal; Color: Silver; Quantity: 2 kits; Compatibility: 1/4", 5/16", and 3/8" outside diameter hoses; Replacement Part Numbers: BPV31, BPV31D, GPV14, GPV31, GPV38 GPV56, MPV31 Installation To install the valve, clean the copper pipe with a wire brush or scouring cloth. Attach the valve to the smoothest point of the pipe to ensure a perfect seal. Use the included Allen key for quick and easy installation. Use Before drilling the pipe, it is recommended to wear safety glasses and protective gloves. These drilling valve kits allow for precise and efficient loading, ideal for both hobbyists and maintenance professionals.