"CAL-PRO ITALY
CAL-PRO: membrane expansion vessels for centralized closed circuits, suitable for absorbing the increase in water volume as a function of the temperature increase in a heating system. Equipped with a SBR rubber membrane, they are built and approved according to the PED 2014/68/EU regulation for centralized heating systems with non-drinking water.
Technical features
Maximum working pressure mod. 80-800 liters 6bar
Operating temperature -10/+99C
Preload factor 1.5 bar
MEASURES
DIAMETER 450MM
HEIGHT 608MM
THREAD 3/4G HEIGHT FROM THE GROUND 150 MM
80 LITERS"