BPV-31 Line Piercing Valve – Zinc Alloy Refrigerator Tap

The BPV-31 Line Piercing Valve is a precision-engineered refrigerator tap designed for HVAC and refrigeration maintenance. Built from durable zinc alloy with copper tube compatibility, this valve lets technicians and DIY enthusiasts access refrigerant lines without cutting or brazing — making system servicing faster, cleaner, and more efficient.

Compatible with 6 mm to 10 mm copper tubes, the BPV-31 clamps securely onto refrigerant lines and pierces through cleanly, providing a reliable access port for charging, testing, or evacuating refrigeration systems. Whether you're maintaining a household refrigerator, freezer, or small HVAC unit, this valve delivers professional-grade performance at an accessible price.

Key Features

• Robust Zinc Alloy Construction: Corrosion-resistant body ensures long-term durability even in demanding maintenance environments.
• Universal Copper Tube Compatibility: Fits 6 mm to 10 mm copper refrigerant tubes — ideal for a wide range of household and light-commercial refrigeration units.
• No Brazing Required: Self-piercing design allows fast line access without cutting or welding, saving time on every job.
• Secure Clamp Mechanism: Tight, leak-resistant seal keeps the valve firmly in place during and after use.
• Standard Service Port: Features a 1/4-inch SAE service fitting compatible with most refrigerant hoses and gauges.
• Reusable & Maintenance-Friendly: Designed to be used multiple times, making it a cost-effective addition to any toolbox.

Specifications

• Model: BPV-31
• Material: Zinc Alloy
• Compatible Tube Diameter: 6 mm – 10 mm copper tubing
• Service Port: 1/4-inch SAE
• Application: Refrigerators, freezers, HVAC systems
• Vendor: Qme

Who Is This For?

The BPV-31 is the go-to tool for HVAC technicians, appliance repair professionals, and confident DIYers who need quick, reliable access to refrigerant lines. Whether you're topping up refrigerant, diagnosing system performance, or performing routine maintenance, this valve makes the job straightforward.

For guidance on safe refrigerant handling and HVAC best practices, visit the U.S. EPA Section 608 Refrigerant Regulations page.

Frequently Asked Questions

Q: What is the BPV-31 Line Piercing Valve used for?

A: The BPV-31 Line Piercing Valve is used in refrigerator and HVAC system maintenance to access refrigerant lines without cutting or brazing. It clamps onto copper tubing and self-pierces to create a service port for charging, testing, or evacuating the system.

Q: What size copper tubes is the BPV-31 compatible with?

A: The BPV-31 is compatible with copper refrigerant tubes ranging from 6 mm to 10 mm in diameter, making it suitable for most household refrigerators, freezers, and small HVAC units.

Q: What material is the BPV-31 Line Piercing Valve made from?

A: The BPV-31 is constructed from durable zinc alloy, which provides excellent corrosion resistance and long-lasting performance during repeated refrigeration maintenance tasks.

Q: Does the BPV-31 require any special tools or brazing equipment to install?

A: No. The BPV-31 features a self-piercing clamp design that attaches and pierces the copper tube without any cutting, brazing, or welding tools — just a standard wrench to tighten the clamp securely.