Glass solar water heater boiler, 200 liters, for replacing the boiler in an old solar heater. Compatible with most solar systems on the market.

The enameling of the water tank is Double Duro Glass fired at 850 degrees Celsius. Internal corrosion protection with double enameling of liquid Duro Glass fired at 850°C (according to DIN 4753 Part 3 & 6), for absolutely hygienic water and excellent durability over time.

The enamel is black and not blue, which are usually powders and not glass. All Mastersol boilers are tested at 15 bar pressure to ensure they withstand the high pressures developed within the tank during the warm months in Greece.

This is a closed-loop boiler, and due to its operation with antifreeze fluids, it can withstand temperatures as low as -47°C. Its jacket covers 80% of its length.