The HVAC365 50 Foot 3/8" x 7/8" Air Conditioner Copper Line Set is a durable refrigerant tubing assembly designed for connecting compatible central air conditioning systems, heat pumps, and split HVAC units. Built with high-quality copper tubing, this line set provides reliable refrigerant flow between indoor and outdoor equipment for efficient HVAC system operation.

Featuring a 3/8-inch liquid line and 7/8-inch suction line configuration, this copper line set is designed for HVAC systems requiring these specific tubing sizes. The 50-foot length provides additional installation flexibility for applications where greater distance is needed between the condenser and indoor coil or air handler.

The tubing is insulated to help maintain refrigerant temperature, improve system efficiency, and reduce condensation during operation. The durable copper construction provides excellent performance and reliability for professional HVAC installations, replacements, and system upgrades.

The HVAC365 3/8" x 7/8" x 50 Foot Copper Line Set is an ideal solution for HVAC contractors and installers looking for dependable refrigerant piping for compatible air conditioning and heat pump systems.

Key Features

• 3/8" x 7/8" Copper Line Configuration – Includes a 3/8-inch liquid line and 7/8-inch suction line for compatible HVAC systems.
• 50 Foot Length – Provides extended flexibility for installations requiring longer refrigerant runs.
• Premium Copper Tubing Construction – Designed for durability, reliable refrigerant flow, and long-term HVAC performance.
• Insulated Refrigerant Lines – Helps maintain refrigerant temperature and reduce condensation.
• Compatible with AC & Heat Pump Systems – Suitable for compatible central air conditioning and heat pump applications.
• Professional HVAC Installation Component – Designed for contractors, technicians, and replacement installations.
• Supports Efficient System Operation – Helps maintain proper refrigerant circulation when correctly installed.

Compatibility / Installation Notes

The HVAC365 50 Foot 3/8" x 7/8" Copper Line Set is designed for:

• Central Air Conditioning Systems
• Heat Pump Systems
• Split HVAC Systems
• Residential HVAC Installations
• Light Commercial HVAC Applications

Installation Notes:

• Verify required refrigerant line sizes with HVAC equipment specifications before installation.
• Ensure proper brazing, evacuation, and refrigerant charging procedures are followed.
• Installation should be completed by a qualified HVAC technician.
• Follow manufacturer instructions and local refrigerant handling requirements.

Frequently Asked Questions

What is the HVAC365 3/8" x 7/8" copper line set used for?
It is used to connect compatible air conditioners, heat pumps, and split HVAC systems between indoor and outdoor units.

What are the tubing sizes?
This line set includes a 3/8-inch liquid line and 7/8-inch suction line.

How long is this copper line set?
This model is 50 feet long.

Is the copper tubing insulated?
Yes. The insulation helps maintain refrigerant temperature and reduce condensation.

Can this line set be used with any air conditioner?
No. The correct line size must match the HVAC equipment manufacturer’s requirements.