| Technical features | |
|---|---|
| Maximum operating pressure mod. 4-8 litres | 5 bars |
| Maximum operating pressure mod. 12-50 litres | 4 bars |
| Maximum operating pressure mod. 80-900 litres | 6 bars |
| Operating temperature | -10/+99°C |
| PRECHARGE PRESSURE mod. 4-50 litres | 1.5 bar |
| PRECHARGE PRESSURE mod. 80-150 litres | 2.0 bar |
| PRECHARGE PRESSURE mod. 200-900 litres | 2.5 bars |
CAL-PRO EXPORT
CAL-PRO: membrane expansion vessels for centralized closed circuits, suitable for absorbing the increase in water volume as a function of the increase in temperature in a heating system. Equipped with a SBR rubber membrane, they are built and approved according to the PED 2014/68/EU regulation for central heating systems with non-potable water.
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