Amtrol® EXTROL® Diaphragm Hydronic Expansion Tank, Vertical, Series: AX Series, 33.6 gal, 16 in Dia, 45 in Height, 150 psig, Acceptance Factor: 11.3 gal, 240 deg F, Heavy Duty Butyl/EPDM Diaphragm, Steel Shell, Red Oxide Primer, Domestic
Amtrol® hydronic expansion tanks are for use in closed, non-potable hydronic heating and chilled water systems. Available in diaphragm, full acceptance and partial acceptance bladder designs, all Extrol®expansion tanks are made in the USA at our ISO 9001: 2008 registered facilities. ASME tanks meet all Section VIII, Division I standards.