Hailiang VRF/VRV Refnet Y Branch Pipe – Copper Disperse Pipe Fittings for Air Conditioner Refrigeration System (22T, 33T, 72T, 73T, 75T)
Product Description
The Hailiang VRF/VRV Refnet Y Branch Pipe is a professional-grade copper fitting designed for air conditioning refrigeration systems, ensuring efficient and reliable refrigerant distribution across multiple indoor units. Specifically engineered for models 22T, 33T, 72T, 73T, and 75T, these disperse pipes are widely used in VRF (Variable Refrigerant Flow) and VRV (Variable Refrigerant Volume) air conditioner systems.
Made from high-purity seamless copper, the Y-branch joints provide excellent thermal conductivity, corrosion resistance, and pressure endurance. Their smooth internal design ensures optimal refrigerant flow, minimizing energy loss and supporting stable operation of both cooling and heating cycles.
Hailiang’s Refnet pipe fittings are trusted by HVAC professionals worldwide for their durability, leak-proof performance, and wide compatibility with leading air conditioner brands. They are the ideal solution for residential complexes, commercial buildings, shopping centers, and large-scale HVAC projects.
Product Advantages
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Premium copper construction for long-lasting strength and reliability.
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Smooth refrigerant distribution for balanced cooling/heating performance.
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Wide compatibility with VRF/VRV air conditioning systems (22T, 33T, 72T, 73T, 75T).
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Leak-proof, pressure-resistant design, ensuring system safety.
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Supports energy efficiency by maintaining optimized refrigerant flow.
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Easy integration into new installations or retrofit projects.
Installation Instructions
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Select the correct Y-branch model (22T, 33T, 72T, 73T, 75T) according to system requirements.
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Prepare copper pipes by cutting to the correct size and smoothing edges.
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Connect the main line and branch lines to the Refnet Y-branch pipe using brazing or welding.
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Perform pressure and leak testing before refrigerant charging.
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Complete system evacuation and refrigerant filling according to manufacturer’s instructions.
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Verify refrigerant flow to all indoor units and ensure stable operation.
Our Services
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OEM & ODM customization (branding, specifications, packaging).
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Factory-direct supply with competitive wholesale pricing.
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International quality certifications (ISO, CE, RoHS).
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Professional technical support for HVAC contractors and installers.
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Fast logistics and export-ready packaging.
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Dedicated after-sales service to ensure customer satisfaction.
Product Attributes
| Attribute | Details |
| Product Name | Hailiang VRF/VRV Refnet Y Branch Pipe – Copper Disperse Pipe Fittings |
| Compatible Models | 22T, 33T, 72T, 73T, 75T |
| Material | High-Purity Seamless Copper |
| Type | Y-Shape Refnet Joint / Disperse Pipe |
| Application | VRF / VRV Air Conditioning Refrigeration Systems |
| Features | Leak-Proof, Pressure-Resistant, Smooth Flow, Corrosion-Resistant |
| Installation Method | Brazing / Welding |
| Certification | ISO / CE / RoHS |
| Usage | Residential, Commercial, Industrial HVAC Projects |
Frequently Asked Questions
Q: When will you arrange the delivery?
A: Typically within 1-2 weeks after payment confirmation, with continuous shipping updates until delivery completion.
Q: Do you test all goods before delivery?
A: Yes, we conduct 100% quality testing prior to shipment.
Q: Is technical training available?
A: We provide comprehensive training covering installation, operation, and maintenance procedures.
Q: What is your warranty policy?
A: We offer lifetime maintenance support with a one-year warranty (shared courier fees during warranty period).
Q: How do you maintain long-term business relationships?
A: Through consistent product quality, competitive pricing, and treating every customer as a valued partner.
