2.1 Gal. Potable Hot Water Heater Thermal Expansion Pressure Tank Decorative Fence Post 4-pole motor delivers maximum performance

4-pole motor delivers maximum performance and durability in a compact size

Simple installation only requires some surface preparation before use

6 in Tank Valve Size (in

) 116 Water capacity (gallons) 72 Faucet mount Variable Color Family White Wattage (watts) 800 Overall Length (in

2.1 Gal. Potable Hot Water Heater Thermal Expansion Pressure Tank Decorative Fence Post 4-pole motor delivers maximum performanceThermal Expansion Tanks are designed for pressure control in potable water systems. The tank uses compressed air to maintain system pressures by accepting and expelling the changing volume of water as it heats and cools. It prevents the water heater pressure relief valve from opening, saves energy and eliminates a potential safety hazard. It is commonly installed in a domestic hot water system that contains a backflow preventer, a check valve or a