Supporting mid-to-large hydronic systems, the ZHT50-90 expansion tank absorbs pressure changes caused by water heating cycles, protecting pumps, valves, and boilers from excessive strain. The 13.2-gallon capacity provides ample buffering for multi-zone heating layouts. A carbon-steel shell and high-quality diaphragm ensure stable, long-term operation. Ideal for radiant floors, baseboard systems, and boiler installations requiring dependable expansion control.

Weight	20.0 lb
Height	22.00 in.
Horse Power	1/3
Length	16.00 in.
Room	Utility
Width	16.00 in.
Inventory Number	ZILZHT5090
MPN	ZHT50-90