Premium 1/2" x 3/4" x 100 ft Insulated Copper Tubing for HVAC Systems

High-quality insulated copper tubing designed for ductless mini-splits, heat pumps, and central air conditioning — durable, efficient, and easy to install.

H2: Overview of the Insulated Copper Tubing

Our 1/2" × 3/4" × 100 ft insulated copper tubing is engineered for reliable performance in residential and commercial HVACR applications. With its seamless copper construction and high-density insulation, this product ensures optimal thermal efficiency and condensation protection for your HVAC installation. 

H2: Key Features & Specifications

H3: Precision-Sized Copper Tubing

This line set features industry-standard dimensions (1/2" and 3/4" OD), suitable for a broad range of air conditioning and refrigeration installations. Convert inches to metric: 12.7 mm and 19.05 mm respectively.

H3: Premium Grade Copper (ASTM B280 & C12200)

Crafted from 99.9% pure copper that meets rigorous HVAC industry standards for refrigerant tubing, ensuring durability and superior heat transfer. 

H3: Advanced Insulation — UV & Weather Resistant

The insulation is made from high-density closed-cell polypropylene or rubber that is UV resistant, moisture-proof, and temperature stable from -40 °C to 120 °C.

H3: High Pressure & Wide Application

Rated for 2100–7000 PSI to exceed requirements for common refrigerants (e.g., R410A). Ideal for mini-split systems, VRF units, heat pumps, and centralized HVAC. 

H2: Why Choose Our Insulated Copper Tubing

H3: Built for Performance

Our tubing provides excellent thermal transfer and protects against condensation build-up — reducing energy loss and improving system efficiency. 

H3: Durable, Long-Lasting Construction

Premium copper and weather-resistant insulation protect the line set from environmental exposure and long-term wear. 

H3: OEM Customization Available

We offer options to print your company logo, dimensions, or other custom specifications to match your brand or project requirements.

H2: Technical Specifications

Features of pipe insulation tubing:

● Pipe Insulation, Material Black Rubber, Temp Range -40 Degrees to 120 Degrees.

● The pipe insulation has a better function of moisture condensation. Insulation material is both the insulation layer and moisture-proof layer.

● There is no need to drop the water vapor permeation protective layer so that it has a better moisture condensation function.

H2: Applications

This insulated copper tubing line set is perfect for:

• Ductless mini-split AC installations

• Heat pump systems

• VRF and HVAC ducted units

• Residential, commercial, and industrial HVAC projects

It helps ensure consistent refrigerant flow, superior heat exchange and reduced condensation issues across diverse environments.

H2: Packaging & Shipping

Our insulated copper tubing is carefully packaged for safe transit and is available for international shipping. Competitive pricing and reliable logistics support help reduce lead times for bulk orders.

1/2" x 3/4" x 100 ft Insulated Copper Tubing for HVACR Applications Wholesaler & Supplier

DABUND PIPE in-house tested insulate copper tubing and tubing is designed to make installation simple and quick – saving you time and money on each job.

Insulated Copper Tubing

Size	Length	Insulation Black Rubber	Flame Resistant
1/4+3/8	15m/20m/25m/30m/50m	8mm/9mm/10mm/13mm/19mm/25.4mm	M1/B1
1/4+1/2	15m/20m/25m/30m/50m	8mm/9mm/10mm/13mm/19mm/25.4mm	M1/B1
1/4+5/8	15m/20m/25m/30m/50m	8mm/9mm/10mm/13mm/19mm/25.4mm	M1/B1
3/8+5/8	15m/20m/25m/30m/50m	8mm/9mm/10mm/13mm/19mm/25.4mm	M1/B1
3/8+3/4	15m/20m/25m/30m/50m	8mm/9mm/10mm/13mm/19mm/25.4mm	M1/B1
1/2+3/4	15m/20m/25m/30m/50m	8mm/9mm/10mm/13mm/19mm/25.4mm	M1/B1
3/8+7/8	15m/20m/25m/30m/50m	8mm/9mm/10mm/13mm/19mm/25.4mm	M1/B1

1/4 + 3/8 Mini split line set used for 0.75TON - 1.0TON mini split air conditioner.

1/4 + 1/2 Insulated copper line set used for 1.5TON - 2.0TON mini split air conditioning.

1/4 + 5/8 Insulated copper pipe used for 2.0TON - 2.5TON split air conditioner system.

3/8 + 5/8 Insulated copper tube apply for 3.0TON - 4.0TON ductless mini split air conditioner.

3/8 + 3/4 Insulated copper tubing used for 4.5TON - 6.0TON split air conditioner installation.

3/8 + 7/8 Insulated copper Pipe apply for 6.0TON - 8.0TON ductless mini split air conditioner.

Air conditioning copper line sets 1/4 + 3/8 used for 0.75P and 1P split air conditioning.

Copper pipe kit 1/4 + 1/2 commonly used for 1.5P and 2P mini split air conditioners.

1/4 + 5/8 Insulated copper pipe used for 2P and 2.5air conditioner system.

3/8 + 5/8 Mini-split copper line set apply for 3P and 4P ductless mini split air conditioner.

3/8 + 3/4 Copper pipe kit used for 4.5P and 6P split aircon installation.

3/8 + 7/8 Insulated copper pipe apply for 6P - 8p TON ductless mini split air conditioner.

1/4 + 3/8 Mini split line set used for 9000BTU and 12000 BTU split air conditioner.

All copper line set 1/4 + 1/2 commonly used for 12000 BTU and 18000 BTU mini split air conditioners.

1/4 + 5/8 Insulated copper line set used for 24000 BTU and 30000 BTU air conditioner system.

3/8 + 5/8 Mini-split line set apply for 36000 BTU and 48000 ductless air conditioner.

3/8 + 3/4 Insulated copper tubing used for 54000 BTU and 72000 split air conditioner installation.

3/8 + 7/8 Insulated copper pipe apply for 72000 BTU - 96000 BTU ductless mini split air conditioner.

Aircon copper line set 1/4 + 3/8 used for 9K and 12K split air conditioner.

High quality copper line set 1/4 + 1/2 commonly used for 12K and 18K mini split air conditioners.

1/4 + 5/8 Insulated copper line set used for 24K and 30K air conditioner system.

3/8 + 5/8 Mini-split line set apply for 36K and 48K ductless air conditioner.

3/8 + 3/4 Insulated copper pipe used for 54K and 72K split air conditioner installation.

3/8 + 7/8 Insulated copper tubing apply for 72K - 96K ductless mini split air conditioner.

Why Choose 1/2" x 3/4" x 100 ft Insulated Copper Tubing from DABUND PIPE

We are manufacturer of insulated copper tubing since 2008 years, have good experience of producing and exporting. We have cooperated 9 years forwarder, can guarantee the shipment. Every week we load at least 6-8 40HQ to different countries. Choose Dabund You will win the business.

Individual pre-insulated rolls to perfectly fit every ductless mini-splits, VRF, heat pumps and unitary systems installation.

Quality products with competitive pricing

Peace of mind with professional services

DABUND FACTORY

We produce Insulated Copper Pipe, Mini Split Line Set and Aluminum Pipe and HVAC Parts

SGS Certificate

Mini Split Line Set is made of Polypropylene or Black Rubber with UV Resistant, meets ASTM E 84, UL94, ASTM D1056 and ASTM G 21

Exhibition

We join the exhibitions all over the word, just to facilitate customers to experience our mini split line set face to face.

FAQ

What Is Insulated Copper Tubing?

Insulated copper tubing is a refrigerant line set made of high-purity copper pipes wrapped with closed-cell insulation. It is designed to transport refrigerant between indoor and outdoor HVAC units while minimizing heat loss, preventing condensation, and improving overall system efficiency.

What Is Insulated Copper Tubing Used For?

Insulated copper tubing is widely used in HVAC and refrigeration systems, including ductless mini split air conditioners, heat pumps, VRF systems, and central air conditioning units. It ensures stable refrigerant flow and reliable thermal performance in both residential and commercial installations.

Why Is Insulation Important for Copper Tubing?

Insulation prevents energy loss, protects against moisture and condensation, and helps maintain consistent system performance. Without insulation, copper tubing may sweat, freeze, or lose cooling efficiency, especially in humid or high-temperature environments.

What Type of Copper Is Used in Insulated Copper Tubing?

High-quality insulated copper tubing is typically made from 99.9% pure copper (C12200) and manufactured according to ASTM B280 standards. This ensures excellent corrosion resistance, high pressure tolerance, and long service life for HVAC applications.

Is Insulated Copper Tubing Compatible with R410A and R32 Refrigerants?

Yes. Insulated copper tubing designed for HVAC systems is fully compatible with modern high-pressure refrigerants such as R410A, R32, and R407C. It is pressure-rated to meet or exceed industry safety requirements.

What Sizes Are Available for Insulated Copper Tubing?

Insulated copper tubing is available in a wide range of standard sizes, such as 1/4", 3/8", 1/2", 5/8", and 3/4". Common paired sizes like 1/2" x 3/4" are widely used for mini split and heat pump systems. Custom sizes and lengths are also available for OEM projects.

How Long Does Insulated Copper Tubing Last?

When properly installed, insulated copper tubing can last 20 years or more. Copper’s natural corrosion resistance combined with durable insulation protects the line set from environmental damage and long-term wear.

Can Insulated Copper Tubing Be Used Outdoors?

Yes. Outdoor-rated insulated copper tubing features UV-resistant, weatherproof insulation that withstands sunlight, rain, temperature extremes, and mechanical impact. For harsh environments, additional PVC or PE protective covers can be added.

Does Insulated Copper Tubing Reduce Energy Consumption?

Absolutely. By minimizing heat exchange with the surrounding environment, insulated copper tubing helps HVAC systems operate more efficiently, reducing compressor workload and lowering overall energy consumption.

Is Insulated Copper Tubing Easy to Install?

Yes. Insulated copper tubing is flexible, lightweight, and easy to cut, flare, bend, and connect. Pre-insulated designs save installation time and reduce labor costs compared to field-insulated copper pipes.

Can Insulated Copper Tubing Be Customized for OEM Orders?

Yes. OEM customization options typically include custom lengths, insulation thickness, insulation color, printed logos, packaging, and paired configurations to meet specific project or brand requirements.

How Do I Choose the Right Insulated Copper Tubing Size?

The correct size depends on the HVAC system capacity, refrigerant type, and manufacturer specifications. Always follow the air conditioner or heat pump manufacturer’s recommended line set size to ensure optimal performance and warranty compliance.

Is Insulated Copper Tubing Better Than Aluminum Tubing?

Insulated copper tubing is generally superior to aluminum due to higher pressure resistance, better thermal conductivity, easier brazing, and longer service life. This makes copper the preferred choice for professional HVAC installations.

Does Insulated Copper Tubing Meet International Standards?

Quality insulated copper tubing complies with international standards such as ASTM B280, ASTM E84, UL94, and ASTM D1056, ensuring safety, fire resistance, and consistent performance across global markets.