Racold’s Alpha solar water heaters feature a high-energy absorption vacuum tube measuring over 1800 mm, designed to meet international standards for maximum energy absorption and efficiency. This solar water heating system includes a durable tank backed by a 5-year warranty, ensuring reliable performance. The Alpha Plus model also includes a Magnesium Anode—a high-quality sacrificial rod that forms a protective layer inside the tank, preventing corrosion and enhancing longevity.