DualAcademy
Find answers to your questions in our knowledge base
What is the DualSun solar hybrid panel?
Technology
- What is the lifespan of DualSun panels?
- What is the design of the Spring heat exchanger?
- What is the maximum mechanical load for DualSun panels?
- How are DualSun modules protected against frost?
- Can the DualSun panel be installed with a drain-back system?
- How is the temperature probe attached to the Spring panel?
- See all 24 articles
Usage
- What happens if the water stagnates in the panels? Is there a risk of overheating?
- Is the DualSun Spring panel compatible with pool water?
- Is the DualSun Wave panel designed to resist saltwater conditions?
- Is the DualSun Wave panel compatible with pool water?
- Is the DualSun Spring panel designed to resist saltwater conditions?
- Can DualSun panels be used only for photovoltaics (without fluid inside)?
Performance
- Why is the rated thermal power calculated by the SPF so low?
- What is the difference between the non-insulated and insulated versions of our panels?
- What is the thermal performance of the DualSun Wave panel?
- What is the design of the Wave heat exchanger?
- How is the difference in thermal expansion managed between the glass and the heat exchanger on the Wave panel?
- What is the link between the normative power output Wth/m2 and the a0 coefficient (optical efficiency)?
- See all 13 articles
Quality, Certifications, Warranties
Manufacturing
- Do DualSun Spring panels have anti-reflective glass?
- Is the DualSun panel manufacturing site ISO 9001 certified?
- What insulator is used with the Wave panel? What is its lifespan?
- What insulation material is used for the DualSun Spring panel?
- Where are the PV cells of the DualSun panels manufactured?
- Can DualSun panels use thin-film solar cells?
- See all 7 articles
Why install DualSun panels?
DualSun versus another solar system
- Given the choice between a 3 kWp pure PV module and a 1 kWp hybrid DualSun module for the same price, why should I choose the DualSun?
- What are the differences between the installation of conventional solar thermal and DualSun PV/thermal?
- How does the thermal efficiency of a DualSun panel compare to that of a conventional solar thermal module?
- How does the cooling effect of the DualSun panel increase PV efficiency?
- Why choose DualSun over solar PV and solar thermal (two side-by-side installations)?
How to prepare a DualSun project?
Integrated solutions
Domestic hot water
Technical requirements
- How do I write up an estimate/invoice for DualSun so that my client can benefit from all available aid and subsidies?
- What should I prepare for a DualSun installation in the case of a new construction or a major renovation?
- What should be taken into account with an isolated solar installation?
- Can an installer meet with me before my house is built?
- What qualifications are necessary to install DualSun panels?
- Is DualSun suitable for "mobile" projects such as on a boat, a camper or a tiny-house?
What is the process for installing DualSun?
Simulation tool
DualSun certified installers
Steps
How to install DualSun products?
Pool heating
Solar hot water heating
- What hot water tanks should be used with DualSun panels?
- Can I use my old hot water tank?
- What kind of backup system should I use with my solar installation?
- How much space inside the home or building is required for a DualSun installation?
- What is the power of the pump included in a DualSun solar station?
- Why do I need a 3 bar valve if the maximal pressure in the module is 1.2 bar?
- See all 20 articles
Hydraulic connections
- What should be the diameter of the hydraulic lines between the DualSun panels and the technical room?
- Is it possible to use the hot water from DualSun panels for my dishwasher and washing machine?
- Can the multilayered tube between the panel and the tank be buried as it is provided or does it need additional protection?
- What piping is recommended between the solar panels and the hot water tank?
- How do DualQuickFit interpanel connectors work?
- Are the Wave inter-panel hoses airtight?
- See all 8 articles
Photovoltaic
- Can I install a regulation/control unit to optimize my PV self-consumption?
- Are DualSun hybrid panels compatible with standard photovoltaic panels from an electrical point of view?
- What type of cabling should be used to connect the panels electrically to the grid?
- What are the electrical connections on DualSun panels?
- Is there a minimum distance between the microinverter and the roof, as well as between the microinverter and the panel?
- Should I use a centralized inverter or microinverters ?
- See all 7 articles
Rooftop installation
- Which roof integration system should I use with my solar installation: on-roof or in-roof?
- Can I install panels from the same project on 2 separate areas of a roof?
- Why should thermal panels be inclined more than photovoltaic panels?
- How much space should be between 2 DualSun panels in the same line?
- What is the process for grounding a rooftop installation?
- What is the maximum number of Spring panels that can be connected in series on the same branch?
- See all 12 articles
Sizing
- How many DualSun Spring panels are needed to heat a pool?
- Are DualSun panels compatible with a dual flow controlled mechanical ventilation (CMV)?
- What is the average annual production of a panel?
- How do I know if the amount of sunlight in my region is sufficient?
- Can I dimension a DualSun solar installation myself?
- Can I install the DualSun solar panels myself?
- See all 10 articles
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