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Endfeed Copper Fitting

Home >  Products >  Plumbing >  Endfeed Copper Fitting

Copper Reducing Tee

The Copper Reducing Tee is a high-performance plumbing and refrigeration fitting designed to connect three copper pipes of varying diameters. Engineered for seamless integration into HVAC, refrigeration, and water distribution systems, this tee features a robust, seamless construction that ensures leak-free performance under high pressure and temperature fluctuations. Its reducing branch design allows for efficient flow management between main lines and smaller branch lines, making it ideal for applications requiring precise fluid or gas control.


-Material: Durable wrought copper (typically DHP copper / Alloy C12200)

-Code: 5130R(EN1254-1) / BM5028(ASME B16.22)

-Standards Compliance: EN1254-1 / ASME B16.22

  • Overview
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Overview

The Copper Reducing Tee is a specialized pipe fitting developed to create a reliable branch connection between a primary pipeline and a smaller secondary line. Unlike conventional equal tees, this fitting features a reduced branch outlet that enables smooth transition from a larger main pipe to a smaller distribution pipe. This design provides greater flexibility in pipeline planning, allowing engineers and installers to optimize space utilization, regulate flow distribution, and achieve more efficient system layouts.

Widely used in plumbing, HVAC, refrigeration, and industrial piping systems, the Copper Reducing Tee offers a practical solution for applications where different pipe diameters are required within the same network. By maintaining a stable connection between the main supply route and branch pipelines, it helps ensure consistent fluid delivery while minimizing unnecessary pressure losses.

Advanced Construction for Long-Term Reliability

Manufactured from high-quality seamless wrought copper, the reducing tee delivers outstanding strength, corrosion resistance, and dimensional stability. The seamless structure eliminates weak points commonly found in lower-quality fittings, providing enhanced resistance against pressure fluctuations and temperature variations. This makes it suitable for both residential installations and demanding commercial or industrial environments.

Copper’s excellent thermal conductivity also allows this fitting to perform effectively in systems involving heat transfer, such as hot water circulation, heating pipelines, and air conditioning applications. Its natural resistance to corrosion helps maintain system cleanliness and extends the overall service life of connected pipelines.

Secure Capillary Connection Design

The Copper Reducing Tee adopts a precision-engineered socket connection structure designed for soldering or brazing installation. During installation, copper pipes are inserted into the fitting sockets, and the soldering alloy is distributed evenly through capillary action to form a strong, permanent joint.

This connection method provides excellent sealing performance while reducing the possibility of leakage caused by vibration, pressure changes, or long-term operation. The design also simplifies installation procedures, making it a preferred choice among professional plumbers, mechanical contractors, and system integrators.

Flexible Applications Across Multiple Industries

The versatility of the Copper Reducing Tee makes it suitable for a wide variety of piping environments, including:

  • Water Supply Systems: Used for branching hot and cold water distribution lines in residential buildings, commercial facilities, and public infrastructure.
  • Heating Installations: Ideal for central heating systems, boiler connections, and hydronic heating circuits requiring dependable branch connections.
  • HVAC and Refrigeration: Applied in air conditioning, heat pump, and refrigeration systems where reliable refrigerant flow management is essential.
  • Industrial Piping: Suitable for specialized fluid transportation systems that require durable and corrosion-resistant components.


Standards Compliance and Professional Performance

Designed and manufactured according to strict international quality requirements, the Copper Reducing Tee ensures accurate dimensions, reliable compatibility, and safe operation across different piping systems. Its combination of high-quality copper material, efficient design, and proven connection technology makes it a trusted component for modern pipeline construction.

For contractors, distributors, and engineering companies seeking a durable and adaptable branching solution, the Copper Reducing Tee provides excellent performance, installation convenience, and long-term economic value. It is an ideal choice for building efficient piping systems that require strength, precision, and dependable service life.

 

Technical Specifications

Technical Specifications

Material

Durable wrought copper                   (typically DHP copper / Alloy C12200)

Code

5130R(EN1254-1)

BM5020(ASME B16.22)

Standards Compliance

EN1254-1

ASME B16.22

Size Range

En1254-1:Main run: 8mm–219mm; Branch: 6mm–159mm (varies by model)

ASME B16.22:Main run: 1/4”–6 1/8“;Branch: 3/16“–5 1/8“ (varies by model)

Connection Type

End Feed

Wide Temperature & Pressure Range

Suitable for various applications, with pressure-temperature ratings defined by ASME B16.22 and EN 1254-1 standards

 Lead-Free & Safe

Constructed with lead-free materials, making it safe for potable water systems and compliant with international health standards


Applications

 

Copper fittings are widely applied in modern fluid transportation systems where reliability, safety, and long-term performance are essential. With excellent corrosion resistance, high thermal conductivity, and strong mechanical stability, copper components provide dependable connection solutions for a variety of industries, including HVAC, plumbing, refrigeration, and medical gas infrastructure. Their proven performance makes them a preferred choice for engineers, contractors, and system developers seeking durable piping solutions.

Application Overview

1. HVAC and Heat Pump Installations

In air conditioning and heat pump systems, copper fittings are essential for connecting refrigerant pipelines and maintaining efficient system operation. They are designed to withstand pressure changes, temperature fluctuations, and continuous cycling during heating and cooling processes. The excellent heat transfer capability of copper helps improve energy efficiency, allowing HVAC equipment to achieve stable performance.

These fittings are commonly used in split air conditioning units, heat pump systems, VRF/VRV installations, and commercial climate control equipment. Their precise dimensions ensure secure connections, helping reduce the risk of refrigerant leakage and improving overall system reliability.

2. Plumbing and Water Distribution Networks

Copper fittings provide safe and durable connections for residential, commercial, and industrial plumbing applications. They are suitable for both hot and cold water distribution systems, including building water supply lines, heating circuits, and sanitary installations.

Due to copper’s natural resistance to corrosion and scale buildup, these fittings help maintain consistent water flow quality over extended operating periods. Their strong structure enables reliable service in various building environments while reducing maintenance requirements and replacement costs.

3. Refrigeration and Cooling Equipment

In refrigeration applications, copper fittings are widely used in cold storage facilities, supermarket refrigeration systems, industrial chillers, and commercial cooling equipment. These environments require components capable of operating under demanding temperature conditions while maintaining leak-tight performance.

Copper’s excellent thermal properties support efficient heat exchange, while its durability ensures stable operation in continuous cooling cycles. This makes copper fittings an important part of refrigeration pipelines where performance and reliability are critical.

4. Medical Gas Pipeline Systems

Copper fittings are also suitable for specialized medical gas applications due to their high material purity, corrosion resistance, and hygienic characteristics. They are commonly used in systems transporting gases such as oxygen, nitrogen, and vacuum services in healthcare facilities.

The inherent antimicrobial properties of copper help reduce microbial growth inside piping systems, supporting safer and cleaner medical environments. Properly manufactured copper components provide dependable performance for hospitals, laboratories, and healthcare projects.

Professional Technical Support Services

To help customers achieve optimal system performance, professional technical assistance is available for product selection, pipeline design, sizing recommendations, and installation guidance. Experienced specialists can provide solutions based on specific project requirements, operating conditions, and industry standards.

Technical resources, including product specifications, CAD drawings, installation manuals, and application documents, can be provided to support engineering planning and on-site installation. With comprehensive technical support and reliable copper solutions, customers can improve project efficiency, reduce installation risks, and build high-performance piping systems for long-term operation.

 
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