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Twin Insulated Aluminium Tubes

Lightweight insulated aluminium tubing designed for HVAC and refrigeration systems, combining thermal efficiency, corrosion resistance and simplified installation.
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ProductsBenro Industries Copper Tubes

Our copper tubes are manufactured from high-purity C12200 copper in accordance with EN 12735-1 standards. Commonly used in air conditioning and refrigeration systems, they ensure reliable performance and long-term durability.

Available in various sizes, thicknesses, and lengths, the tubes are supplied with protective caps and can be combined with high-performance insulation for enhanced efficiency.

  • High-Purity Copper (C12200)
  • Compliant with EN 12735-1Compliant with EN 12735-1
  • Wide Range of Sizes
  • Protected & Ready to Use
  • High-Purity Copper (C12200)​
  • Wide Range of Sizes​
  • Compliant with EN 12735-1Compliant with EN 12735-1​
  • Protected & Ready to Use​
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Benro Industries Twin Insulated Aluminium Tubes

BENRO INDUSTRIES twin insulated aluminium tubes are manufactured from seamless annealed aluminium tubing and protected with high-performance PE insulation. Designed for air conditioning and refrigeration installations, these connection lines offer excellent thermal insulation, lightweight handling and reliable long-term performance while simplifying transportation and installation. Suitable for residential and commercial HVAC applications, they provide an efficient alternative for modern cooling systems.
  • Lightweight Aluminium Construction
  • Corrosion Resistant Material
  • High Thermal Insulation Performance
  • Easy Handling & Installation
  • Suitable for Residential & Commercial HVAC Systems
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Advantages

Lightweight Construction
Aluminium tubing significantly reduces overall system weight, making transportation, handling and installation easier.
Corrosion Resistance
The aluminium structure provides excellent resistance against oxidation and environmental exposure.
Thermal Efficiency
The PE insulation layer minimizes heat transfer and helps maintain optimal HVAC system performance.
Flexible Installation
Designed for efficient routing and installation in split air conditioning and refrigeration systems.

High-Performance PE Insulation

The closed-cell polyethylene insulation is engineered to improve thermal efficiency and durability while protecting aluminium tubing from condensation, moisture and environmental exposure.
  • Material ………. PE (Polyethylene)
  • Density ……….. 30 kg/m³
  • Thermal Conductivity …. 0.0402 W/m.K
  • Heat Resistance … Up to 70°C
  • Color … White
  • Wall Thickness …….. 8–12 mm
  • Tensile Strength …… 0.36 Mpa
  • Tear Strength ……… 0.19 N/mm
  • Water Absorption …… 33.28%
  • Elongation at Break … ≥ 60%
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High-Purity C12200 Copper

Technical specifications

Material

Non-alloy Aluminium

Asset 1
Series
1070 Series
Asset 1
Temper
Soft Temper
Asset 2
Insulation
PE Polyethylene
Asset 3

Dimensions

Outside Diameter (inch) Outside Diameter (mm) Wall Thickness (mm) Tube Length (m) Type of insulation Ending
1/4 × 3/8 6.35 × 9.52 0.8 ~ 1.25 3 ~ 5 IXPE Covered / Single layer Brass nut
1/4 × 1/2 6.35 × 12.70 0.8 ~ 1.25 3 ~ 5 IXPE Covered / Single layer Brass nut
1/4 × 5/8 6.35 × 15.88 0.8 ~ 1.25 3 ~ 5 IXPE Covered / Single layer Brass nut
3/8 × 5/8 9.52 × 15.88 0.8 ~ 1.25 3 ~ 5 IXPE Covered / Single layer Brass nut
3/8 × 3/4 9.52 × 19.05 0.8 ~ 1.25 3 ~ 5 IXPE Covered / Single layer Brass nut
1/2 × 3/4 12.70 × 19.05 0.8 ~ 1.25 3 ~ 5 IXPE Covered / Single layer Brass nut

These specifications are fully customizable to meet your specific requirements.

insulated-copper-tubes-available-configurations-1-4-3-8

1/4″+ 3/8″ 9000 / 12000BTU

insulated-copper-tubes-available-configurations-1-4-1-2

1/4″ + 1/2″ 12000 / 18000BTU

insulated-copper-tubes-available-configurations-1-4-5-8

1/4″ + 5/8″ 24000BTU

insulated-copper-tubes-available-configurations-3-8-5-8

3/8″ + 5/8″ 24000BTU

insulated-copper-tubes-available-configurations-3-8-3-4

3/8″ + 3/4″ 48000BTU

insulated-copper-tubes-available-configurations-1-2-3-4

1/2″ + 3/4″ 48000BTU

Applications & Compatibility

Compatible with split air conditioning and refrigeration systems from 9000 BTU to 48000 BTU.

1/4"+ 3/8"

9000 / 12000BTU

1/4" + 1/2"

12000 / 18000BTU

1/4" + 5/8"

24000BTU

3/8" + 5/8"

24000BTU

3/8" + 3/4"

48000BTU

1/2" + 3/4"

48000BTU

Diamètre extérieur (pouces)
Diamètre extérieur (mm)
Épaisseur de paroi (mm)
Longueur du tube (m)
Fin
1/4
6,35
0,6 ~ 1,25
10 ~ 50
Capuchon
3/8
9,52
0,6 ~ 1,25
10 ~ 50
Capuchon
1/2
12.7
0,6 ~ 1,25
10 ~ 50
Capuchon
5/8
15,88
0,6 ~ 1,25
10 ~ 50
Capuchon
3/4
19.05
0,6 ~ 1,25
10 ~ 50
Capuchon

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