Therm-X-Trol ST-12 Thermal Expansion Tank (4.4 Gal Volume)
Amtrol ST-12 (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.
Water heater expansion tank is commonly installed in a domestic hot water system that contains a backflow preventer, a check valve or a pressure reducing valve.
Amtrol ST-12 Advantages:
Eliminates the waste of energy and water, thus saving money;
Protects the water heater and plumbing fixtures from premauture failure;
Reduces potential safety hazards associated with thermal expansion;
Prevents a dangerous pressure build-up in the system;
Prevents the relief valve from going off;
Therm-X-Trol brand is the #1 choice of Professional Installers;
Amtrol ST-12 Specifications:
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: 4.4 gallons;
Max. acceptance factor: 0.73;
Shipping weight: 9 lbs;
Standards & Approvals:
NSF/ANSI 61®, IAPMO, SBCCI & City of Los Angeles listings.
Amtrol ST-12 Applications:
Residentail water heaters, laundromats, dormitories, office/apartment buildings, restaurants, etc.
Therm-X-Trol ST-12 Thermal Expansion Tank (4.4 Gal Volume) has an average 5 rating out of based on 2 user reviews.
This product came up to my expectations/
"The order was delivered extremely quickly 2 days after the order was placed. My plumber installed the tank in 5 minutes. The old tank was full of water. I was extremely satisfied !"
great quality. and they have the best price