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Feature
2 gallon capacity (note: larger size is Amtrol EX-30)NOT for potable water, for use with closed hydronic heating and cooling systems
Factory precharge: 12 psig Max. working pressure: 100 psig Max. operating temperature: 240 degrees F
Watertight reservoir for expanded water
Thick, heavy duty Butyl/EPDM diaphragm for long service life