Double check previous work performance by looking at customer testimonials and perhaps even contacting previous customers.
When you receive your quotation for your solar system, the estimate should list the price of each component individually.
Ensure the solar panels you will use have a Certificate of Compliance with the IEC standard.
It is vital that understand how you should monitor the system output as it can help make you more aware of your installed system’s performance.
Before installation begins, a site assessment, which is usually free of charge, should be performed and a site plan should be provided.
Make sure you obtain all warrantees and guarantees on offer, both for the installation as a whole and for its components.
Choosing your Solar Installer
Solar is a long-term investment