"CAL-PRO ITALIA
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 an SBR rubber membrane, they are built and approved according to the PED 2014/68/EU regulation for centralized heating systems with non-potable water.
Technical characteristics
Maximum operating pressure mod. 80-800 liters 6 bar
Operating temperature -10/+99C
Pre-load factor 1.5 bar
MEASURES
DIAMETER 630 MM
HEIGHT 1105 MM
THREAD 3/4G HEIGHT FROM GROUND 245 MM
LITRES 300"