Eastman Thermal Expansion Tank Line 1" compression

1" compression

8 Space Circuit - 16 Single Poles

Ships as a case pack of 6 total refills

Included is a matching outside handle and keeper

Eastman Thermal Expansion Tank Line 1" compressionThe Eastman thermal expansion tank is designed to prevent dangerous build ups of pressure in your water heater tank. These thermal expansion tanks are available in 2 and 4. 5 gallon sizes. The Eastman thermal expansion tank stops hot water from backflowing into the cold water line while preventing hot water from escaping through the pressure relief valve and onto the floor, addressing the constant fluctuations in water pressure that can be dangerous