Flexcon Expansion Tanks for Domestic Potable Water - PH Series

Flexcon PH Series potable water expansion tanks are designed to maintain safe pressures in a domestic water heating system that utilizes a backflow preventer or check valve. Flexcon PH tanks feature a butyl rubber diaphragm and plastic liner to separate the system water from the tanks air pre-charge. The system connection has a stainless steel nipple to prevent corrosion. An appliance quality paint finish helps to prevent external corrosion.

Every Flexcon PH tank is comprehensively tested and backed by Flexcons 1 year limited warranty. Two sizes handle most water heater installations.