ONVALLA Solar Warranty and After-Sales Service: What Is Covered
What ONVALLA’s solar warranty covers (product, performance of at least 80% for up to 25 years, inverters and batteries) plus inspection, maintenance, repair and technical support.
What ONVALLA’s solar warranty covers (product, performance of at least 80% for up to 25 years, inverters and batteries) plus inspection, maintenance, repair and technical support.