Zilmet Expansion vessels for solar systems up to 110 °C
Diaphragm expansion vessels for solar thermal systems in accordance with DIN EN 12976 and ENV 12977 (DIN 4757). The diaphragms are permanently installed in the internally coated vessel. The vessels can be used for systems with a glycol content of up to 70% in the fluid cycle. They comply with the DIN EN 13831 standard and are certified according to Pressure Equipment Directive 97/23/EU.
