Choosing the best line set for your mini split system is essential for ensuring performance, durability, and ease of installation. Line sets transport refrigerant between indoor and outdoor units, so quality copper tubing and proper insulation are crucial. Below is a summary of top-rated mini split line sets from trusted brands designed to fit various system sizes and installation needs.
| Product | Brand | Length | Key Features |
|---|---|---|---|
| TAUROX 10FT Mini Split Line Set | TAUROX | 10 Ft | Pre-flared ends, universal size, PE insulation |
| HANSUM 50ft Mini Split Line Set | HANSUM | 50 Ft | Triple-layer insulation, anti-cracking nuts, flare fittings |
| ICOOL 25 Ft Mini Split Line Set | ICOOL | 25 Ft | Flame retardant, wide temperature range, pre-flared ends |
| Nouscan 13 Ft Mini Split Line Set Cover | Nouscan | 13 Ft Cover | Paintable, weather-resistant PP material, decorative cover |
| HOXHA 13 Ft Mini Split Line Set | HOXHA | 13 Ft | Thickened copper, triple-layer insulation, fire retardant |
TAUROX 10FT Mini Split Line Set
This TAUROX line set includes 10 feet of copper tubing with 1/4″ and 3/8″ outer diameter pipes, commonly used sizes for most mini split air conditioners. The pre-flared ends with nuts simplify installation by providing leak-tight connections. Its thickened 3/8″ PE insulation coil helps reduce thermal loss and protects pipes from external damage. The tubing is tested to handle high and low pressure without leaking, making it reliable for HVAC systems. The universal copper piping size fits most ductless mini split models, ensuring versatile use.
HANSUM 50ft Mini Split Line Set
The HANSUM line set provides an extended 50 feet of copper tubing with 1/4″ and 3/8″ outer diameter lines. It features triple-layer insulation consisting of embossed polyethylene film, weather-resistant foam, and thickened insulating cotton to maximize thermal efficiency. The copper ends are precisely flared with nuts designed to prevent leaks and cracking, contributing to enhanced durability. This line set is equipped with protective caps and anti-cracking nuts, ideal for larger or more complex AC and heat pump installations requiring long distances between units.
ICOOL 25 Ft Mini Split Line Set
This ICOOL copper line set is 25 feet long and includes 1/4″ and 1/2″ O.D tubing with thickened PE insulation that enhances performance. It features a three-layer insulation design combining flame retardant polyethylene, climate-resistant foam, and insulated cotton, providing protection against corrosion, thermal loss, and environmental damage. The line set supports a broad operating temperature range and is compatible with various refrigerants. Pre-flared ends with nuts allow for straightforward installation, making it suitable for residential or commercial mini split applications.
Nouscan 13 Ft Mini Split Line Set Cover
The Nouscan line set cover kit is designed to provide a neat, protected appearance for mini split line sets both indoors and outdoors. It features a paintable, decorative PP cover with a diameter of 3 inches and flexible duct design, allowing easy installation around bends. Made from zinc-plated screws and durable PP material, this cover effectively protects pipes from weather, UV rays, and physical damage, extending the longevity of your mini split installation. The kit is ideal for homeowners looking to enhance the aesthetic integration of HVAC lines with exterior or interior walls.
HOXHA 13 Ft Mini Split Line Set
The HOXHA 13 ft line set is constructed with thickened copper pipes of 0.65mm to 0.7mm wall thickness, providing robustness against pressure and temperature extremes. This line set incorporates a triple-layer insulated cotton protective covering including embossed polyethylene film and weather-resistant foam for superior thermal insulation. Its fire retardant insulation meets demands for safety and thermal efficiency. Sized with standard 1/4″ & 3/8″ O.D pipes, it fits most mini split AC units and offers enhanced durability for extended use in residential and light commercial HVAC systems.
Buying Guide for Mini Split Line Sets
When selecting a mini split line set, consider the following:
- Pipe Diameter and Length: Ensure the line set matches your mini split system’s specifications, commonly 1/4” (liquid line) and 3/8” (gas line). Select adequate length to avoid seams or extensions.
- Material Quality: Choose seamless copper tubing for durability and corrosion resistance. Thickness impacts thermal efficiency and pressure tolerance.
- Insulation Type and Thickness: A well-insulated line set limits refrigerant loss and increases system efficiency. Look for triple-layer insulation or thickened PE foam for weather resistance.
- Pre-flared Ends vs. Bare Tubing: Pre-flared ends facilitate faster, leak-free installation and reduce labor time, while bare ends may require additional flaring tools.
- Environmental Resistance: Consider UV protection, weather resistance, and fire retardant properties, especially for outdoor or exposed installations.
- Aesthetic Covers: If appearance matters, paintable and flexible line set covers protect tubing and complement your building’s exterior or interior.
- Compatibility: Verify compatibility with your mini split’s refrigerant type and pressure requirements to prevent leaks or damage.
Evaluating these factors enables you to choose a line set that maximizes system lifespan, efficiency, and ease of installation, ensuring your mini split air conditioner operates optimally.