Vaillant Solar Systems

Established more than 130 years ago, Vaillant has a strong reputation for the performance, quality and reliability of its products, which covers heating, ventilation and air-conditioning systems.

Vaillant now offers both domestic and commercial solutions to solar water heating. According to Vaillant, a typical system can meet between 50-70% of your hot water needs using radiation from the sun.

As part of its renewables range, Vaillant has developed highly efficient solar installations kits. Solar thermal products include solar vacuum tube collectors, solar flat plate collectors, solar hot water storage, by way of a cylinder, and an easy to use solar control.

Vaillant auroTHERM VFK 145 Solar Thermal Panels

Vaillant auroTHERM solar thermal panels use energy from the sun to heat water stored in a cylinder. During the summer months, this could potentially provide you with 100% of your domestic hot water. Some benefits of Vaillant auroTHERM solar thermal panels include:

  • Flat plate technology delivers high performance
  • Available in vertical and horizontal models to suit your roof
  • During the summer solar thermal panels can provide up to 100% of your hot water needs
  • Microgeneration Certification Scheme (MCS) certified which guarantees quality and will allow you to qualify for payments through the Renewable Heat Incentive (RHI)
  • Extensive 10-year guarantee
Vaillant auroTHERM VFK 145/2 V Vaillant auroTHERM VFK 145/2 H
Absorber type Serpentine vertical Serpentine horizontal
Dimensions (LxWxH) 2033 x 1233 x 80mm 1233 x 2033 x 80mm
Weight 38kg 38kg
Volume 1.85 litres 2.16 litres
Maximum pressure 10 bar 10 bar
Stagnation temperature 199°C 199°C
Gross area 2.51m2 2.51m2
Coating High selective (blue) High selective (blue)
Glass covering 3.2 (thickness) x 1233 x 2033 mm 3.2 (thickness) x 1233 x 2033 mm
Glass type Solar safey glass (primatic structure) Solar safey glass (primatic structure)
Transmission 91% 91%
Efficiency 79.1% 80.9

How much do Vaillant solar panels cost?

Vaillant Solar Panel Potential Cost
auroTHERM VFK 145 Horizontal £2,000 – £3,000
auroTHERM VFK 145 Vertical £2,000 – £3,000

For more information, the company can be contacted at:

Vaillant Ltd
Vaillant House,
Trident Close,
Medway City Estate,

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