PS&S is now stock EasyFlex Thermal Expansion Tanks.
Easyflex’s thermal expansion tanks are available in 2 capacities, 2 and 4.5 gallons. They’re designed to maintain safe pressures in a domestic water heating system that utilizes a backflow preventer or check valve. Each tank has a plastic liner that separates the system water from the tank’s air charge and a brass air charging port with an o-ring seal.
- Stainless Steel 3/4″ MIP w/Hex
- Butyl Rubber Diaphragm
- NSF 61 Compliant
- Factory Pre-charged to 40 psig
- Protects Water Heater, Fixtures and Appliances
- Prevents Dangerous Pressure Build Up
- Stainless Steel Connector
- Provides a Reservoir for Expanded Water Volume