Copper Piping Kit Lineset for Mini Split Installation
Upgrade your HVAC installation with this premium Copper Piping Kit Lineset for Mini Split Systems—engineered for maximum efficiency, durability, and easy installation. Whether you're a professional installer or a DIY homeowner, this high-quality lineset delivers reliable refrigerant flow, leak-resistant performance, and long-lasting corrosion protection for your ductless mini split air conditioner or heat pump system.
Designed to meet the demands of modern HVAC systems, this pre-insulated copper line set ensures optimal thermal performance while reducing energy loss—helping you save on energy costs and improve cooling efficiency.
Connect your indoor and outdoor units securely with a copper piping kit lineset for mini split installation. Copper tube kits offer long-term durability that allows you to install them and forget about them as you enjoy the benefits of your new heating and cooling system.
Our kits come equipped with all the essentials for mini split piping, from nonadhesive wrapping tape to copper pre-flared refrigerant pipes that reduce the risks of rusting and future maintenance requirements. Shop Pioneer’s copper piping kit lineset for mini split installations and pair your heat pump with quality components that maximizes its performance.
Detailed Diameter Reference Guide Available Here
Key Features
High-Quality Copper Tubing
Made from premium-grade, dehydrated copper, this lineset ensures maximum conductivity and efficient refrigerant transfer, improving overall system performance.
Pre-Insulated for Energy Efficiency
Comes with thick, durable insulation to minimize heat loss and prevent condensation—perfect for maintaining peak system efficiency in any climate.
Universal Compatibility
Compatible with most mini split air conditioners and heat pumps, including ductless wall-mounted, ceiling cassette, and concealed duct systems.
Easy Installation – DIY or Professional Use
Flexible, lightweight design allows for quick routing and hassle-free installation, reducing labor time and cost.
Leak-Resistant & Pressure-Tested
Built to withstand high pressure, ensuring secure, leak-free connections for long-term reliability.
Corrosion-Resistant Coating
Protects against rust and environmental damage, making it ideal for indoor and outdoor installations.
Ideal Applications
- Residential mini split installations
- Commercial HVAC systems
- New installations or replacement line sets
- Air conditioner and heat pump upgrades
Diameter Selection Guide (FOR WYS-20 and WYS-22 SERIES)
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9,000 BTU Models (except for WYS009AMFI22RL)
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1/4"-3/8"
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12,000-18,000 BTU Models (as well as WYS009AMFI22RL)
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1/4"-1/2"
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24,000 BTU and Above Models
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3/8"-5/8"
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Diameter Selection Guide (FOR DIAMANTE/WYT-19 SERIES)
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9,000 BTU - 18,000 BTU
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1/4"-3/8"
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24,000 BTU
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1/4"-1/2"
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36,000 BTU
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1/4"-5/8"
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Diameter Selection Guide (FOR DIAMANTE ULTRA/WYT-22 SERIES)
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9,000 BTU - 12,000 BTU
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1/4"-3/8"
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18,000 BTU
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1/4"-1/2"
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24,000 BTU
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1/4"-5/8"
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Diameter Selection Guide (FOR HYPERFORMANCE WYF-25 SERIES)
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9,000 BTU - 12,000 BTU
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1/4"-3/8"
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18,000 BTU
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1/4"-1/2"
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24,000 BTU
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3/8"-5/8"
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Wrench/Tool Sizes Needed
The corresponding Wrench/Tool sizes needed to turn the flare nuts of the line-sets are as follows:
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Line Diameter
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Wrench Size
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1/4"
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5/8"
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3/8"
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13/16"
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1/2"
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15/16"
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5/8"
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1-1/16"
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3/4"
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1-5/16"
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Pioneer’s copper tubing kits include:
- Copper pipes
- 3 layer insulation
- Brass flare nuts
- Includes the following:
- Insulated pre-flared copper refrigerant pipes (length and diameter as chosen)
- 4 lead communication wire between indoor and outdoor unit (same length as chosen)
- 10 ft. condensate drain hose
- Wall passage sleeve with cap and putty
- Non-adhesive wrapping tape (2" wide, 50' length)
Feature Set
- Highest Quality Full Copper Piping Kit Set.
- Compliance with ASTM-B280 Standard (USA-Canada).
- Dehydrated Soft Drawn Copper Tubes.
- Three Layer Water Proof P.E. Insulation.
- Brass Flare Nuts, on ready formed flare ends.
- Matching Length 16 Gauge 4 Lead Signal Cable set.
- Plastic dust caps, to keep clean during installation.
- Wall Sleeve/Liner with Cap.
- Wall Filler Putty.
- Non Adhesive Wrapping Tape.
Why Choose This Copper Lineset?
When it comes to mini split installation accessories, the quality of your piping kit directly impacts your system’s performance. This copper lineset is optimized for maximum airflow efficiency, reduced energy consumption, and long-term durability, making it a must-have for any mini split AC installation.
Boost Your HVAC System Performance Today
Don’t compromise on quality—choose a high-performance copper piping kit lineset designed for efficiency, reliability, and easy installation. Perfect for homeowners, HVAC technicians, and contractors looking for professional-grade results at an affordable price.
