Introducing the NEW Zilmet USA ZEP-1 Stainless Steel Expansion Tank and Shock Arrester for Tankless and POU Water heaters with 2 gallons or less of total water volume.
Most tankless water heater manufacturers require a thermal expansion tank with their water heaters when a backflow preventer is required. The compact ZEP-1 is the perfect solution for providing thermal expansion protection in tight places. Stainless steel construction and NSF 61 certified. www.zilmetusa.com
Table for pressure v volume for the ZEP1:
|Air Pressure (psi)||Volume (mL)|