Amtrol Therm-X-Trol ST-5 ST5 Domestic Thermal Expansion Tank 2.0 Gal #140N43
AMTROL ST-5 (140N43) Amtrol ST-5 (Therm-X-Trol) is a water heater expansion tank, designed for use in domestic hot water heating systems to eliminate the potential hazards of water expansion. Factory pre-charged 40 psig;System connection: 3/4″ male threaded;Stainless steel system connection;Max. operating temperature: 200F;Max. operating pressure: 150 psi;Expansion tank volume: 2.0 gallons;Max. acceptance factor: 0.45;Height: 12 5/8″;Diameter: 8″;Shipping weight: 5 lbs.
Amtrol Therm-X-Trol ST-12 Thermal Water Heater Expansion Tank (4.4 Gallon)
Amtrol Therm-X-Trol ST-5 ST-12 Thermal Water Heater Expansion Tank (4.4 Gallon) See pictgure for details.