Sleek Design with High Efficiency

Flat plate collectors are usually chosen for their sleek design and ability to integrate into your roof seamlessly.

Our experienced renewable engineers will design the perfectly sized Solar Thermal system to match your properties demand, to ensure that you will reap the maximum benefits from your system and save as much as possible on your energy bills.

Why Choose Joule?


Joule have backed their Navitas Thermal Collector Panel with a 10-year warranty, all associated parts including the pump station, control panel and expansion vessel are also guaranteed for 2 years. We recommend an annual service on your solar thermal system which will include changing the heat transfer fluid within the panel.

Flexible Design

At Hero Renewables we only recommend the best system to suit your needs. Joules’ Navitas Thermal Collector comes in two sizes, 2m and 2.5m panel both have an average efficiency of 79.4%. Depending on your roof space and hot water requirements, we will size the optimum system to ensure you’ll receive the most savings possible.


The panel comes in a stylish, low-profile all-black finish and a profiled aluminium frame. As well as giving you the option of having the panels sitting flush in-roof with tiles or simply installed on-roof on a mounting frame.

Heat Pump Integration

By integrating solar thermal into the design of a heat pump, it is possible to offset 60% of your hot water demand per year, therefore heavily reducing the running costs of your heat pump and subsequently, the lifespan. To find out more about heat pumps, continue reading by clicking here.

Product Specification:

  • Weight: 39KG
  • Absorbance: 95%
  • Absorber: Aluminium
  • Stagnation Temperature: 181°C
  • Rated Heat Output: 1.81kW
  • Mounting Inclination: 15°-75°
  • Mounting Frame: Extruded Aluminium
  • Collector Dimensions(L x W x D): 2.15m x 1.17m x 0.083m

Joule Navitas Benefits

Installing a Joule Navitas Solar Thermal system offers a wide range of benefits for your home or business
  • 10-Year Warranty
  • Flexible Design
  • Stylish Appearance
  • High Reliability
  • Heat Pump Integration

Find Out More

The installers are friendly and inspire confidence in their work.

Mr Stubbs | Cheshire ( Google Reviews )
This company is very customer focused. They give excellent practical advice for each installation. I have had my 2 kW system for 4 years and it has performed up to specification consistently. The installers are friendly and inspire confidence in their work.

Interested In A Joule Navitas Solar Thermal system? Request A Quotation