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HVAC Piercing Line Service Valve Kit 3-Pack | Fits 1/4–3/8" Pipe

HVAC Piercing Line Service Valve Kit 3-Pack | Fits 1/4–3/8" Pipe

Regular price $48.93 USD
Regular price $60.62 USD Sale price $48.93 USD
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HVAC Piercing Line Service Valve Kit – 3-Pack

Keep your home air-conditioning system running smoothly with this complete 3-pack HVAC Piercing Line Service Valve Kit. Designed for both HVAC professionals and confident DIYers, these durable metal valves install quickly and securely onto copper refrigerant lines — no cutting or soldering required. Made in Mainland China.

Why Choose This Piercing Valve Kit?

  • Durable Metal Construction: Built from aluminum, steel, and Hydrogenated Nitrile Butadiene Rubber (HNBR) seals for long-lasting, corrosion-resistant performance that stands up to repeated use.
  • Universal Pipe Compatibility: Fits 1/4 inch, 5/16 inch, and 3/8 inch outside diameter pipes — versatile enough for a wide range of HVAC and residential air-conditioning systems.
  • Quick & Easy Installation: Simply clamp onto the refrigerant line and tighten with the included hex key wrench. No special tools needed — oil is optional for added convenience.
  • Complete Kit — Ready to Use: Each pack includes 3 full piercing valve kits, so you have everything on hand for multiple service points or future replacements.
  • Ideal for Professionals & DIY Enthusiasts: Whether you're a licensed HVAC technician or a hands-on homeowner, this kit delivers professional-grade results with minimal effort.

Specifications

Part Name Piercing Line Service Valves
Material Aluminum, Steel, Hydrogenated Nitrile Butadiene Rubber (HNBR)
Size 1-3/4 x 1-5/8 x 13/16 in (22 x 14 x 20 mm)
Color Silver Chrome
Compatible Pipe OD 1/4 in, 5/16 in, 3/8 in
Quantity 3 Piercing Valve Kits per Pack
Country of Origin Made in Mainland China

Important Notes

  • ⚠️ Not compatible with R-410A systems due to high operating pressure requirements.
  • ⚠️ Always wear protective eyewear when working with pressurized refrigerant systems. Refer to OSHA guidance on refrigerant safety for best practices.

Package Contents

  • 3 × Piercing Valve Kits (hex key wrench included)

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Frequently Asked Questions

Q: What pipe sizes are compatible with this HVAC piercing valve kit?

A: This piercing line service valve kit is compatible with copper refrigerant lines with outside diameters of 1/4 inch, 5/16 inch, and 3/8 inch, making it suitable for most residential and light-commercial HVAC systems.

Q: Is this piercing valve kit compatible with R-410A refrigerant systems?

A: No — this kit is not compatible with R-410A systems due to the higher operating pressures that R-410A requires. It is intended for lower-pressure refrigerant systems only.

Q: Do I need special tools to install these piercing valves?

A: No special tools are required. Each kit includes a hex key wrench for easy installation. Simply clamp the valve onto the refrigerant line and tighten. The use of oil during installation is optional.

Q: How many valves are included in this kit?

A: Each pack contains 3 complete piercing valve kits, giving you everything you need for multiple service access points on your HVAC system or to keep extras on hand for future maintenance.

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