Hailiang Copper Branch Joint – Disperse Pipe Fittings for VRF/VRV
Air Conditioning Systems (22T, 33T, 72T, 73T, 75T)
Product Description
The Hailiang Copper Branch Joint is a premium-quality disperse pipe fitting designed for VRF/VRV air conditioning systems, including models 22T, 33T, 72T, 73T, and 75T. Manufactured with high-grade copper material, this fitting ensures superior strength, high thermal
conductivity, and long-term reliability under demanding HVAC
operating conditions.
As an essential component in VRF/VRV systems, the branch joint (Refnet Y-type) is engineered to accurately distribute refrigerant between the
main and branch piping lines. This guarantees balanced system performance, energy efficiency, and stable
cooling/heating output in both commercial and residential applications.
Hailiang’s precise production process and strict quality control
ensure each copper joint delivers leak-free performance, easy installation, and compatibility with leading VRF/VRV air
conditioning systems.
Product Advantages
- Premium copper construction for durability, reliability, and excellent conductivity.
- Y-type refnet design ensures smooth and balanced refrigerant distribution.
- Compatible with multiple VRF/VRV systems (22T, 33T, 72T, 73T, 75T models).
- Leak-proof and pressure-resistant design for long-term system stability.
- Simple installation with brazing/welding connection.
- Suitable for residential, commercial, and industrial HVAC applications.
Installation Instructions
Confirm compatibility with the designated VRF/VRV system model.
Cut and prepare copper pipes to the required installation size.
Connect the branch joint to the main and branch refrigerant pipes
via brazing/welding.
Ensure proper sealing and conduct a pressure test to detect
potential leaks.
Evacuate the system and charge refrigerant according to
manufacturer guidelines.
Perform a full system operation test to ensure proper refrigerant
flow distribution.
Our Services
OEM/ODM customization available for pipe size, packaging, and branding.
Bulk wholesale supply with competitive factory-direct pricing.
Global shipping with reliable logistics support.
Professional technical support for VRF/VRV system installation projects.
Quality guarantee with ISO/CE certified products.
24/7 customer service to ensure timely support for all inquiries.
Product Attributes
| Attribute | Details |
|---|
| Product Name | Hailiang Copper Branch Joint – Disperse Pipe Fittings (Y Refnet) |
| Compatible Models | VRF/VRV A/C Systems (22T, 33T, 72T, 73T, 75T) |
| Material | High-Quality Copper |
| Type | Y-Type Refnet Branch Joint |
| Application | Refrigerant Distribution in VRF/VRV Systems |
| Features | Durable, Leak-Proof, High Conductivity, Pressure-Resistant |
| Installation Method | Brazing / Welding |
| Certification | ISO/CE Certified, International HVAC Standards Compliant |
| Usage | Commercial Buildings, Residential Complexes, Industrial HVAC
Projects |
Frequently Asked Questions
Q1: When will you arrange the delivery?
A: Generally 1-2 weeks after the payment, and we will continually
inform customer the goods carriage status, until you receive the
goods.
Q2: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q3: Can we get the some technological training?
A: Our company provide the complete technological training,
including: installation, use and maintenance.
Q4: How long is your products warranty?
A: The products of our lifetime for you to provide maintenance, one
year warranty, Courier fees to pay half, after a year of
maintenance fees shall be borne by the buyers.
Q5: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our
customers benefit; 2. We respect every customer as our friend and
we sincerely do business and make friends with them, no matter
where they come from.
