1 Ensure expansion tank is sized properly for application (Figure 1). 2. Remove plastic cap ST-5, ST-8, ST only: Insert Turbulator into connector (optional). AMTROL ST (Therm-X-Trol) is a water heater expansion tank, designed for use in domestic hot water heating systems to eliminate the potential hazards of. Shop online for Therm-X-Trol model ST thermal expansion tank ( gallons) by Amtrol for domestic plumbing applications.

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Set up a giveaway. Expansion Tank Type There are two basic expansion tank types: Amazon Advertising Find, attract, and engage customers. As the system water temperature reaches its maximum, the diaphragm flexes against the air cushion to allow for the increased water expansion.

Placed the tank on sg-12 of the T, and the cold on the side of the T.

Special offers and product promotions Buy Used and Expabsion Buy with confidence as the condition of this item and its timely delivery are guaranteed under the “Amazon A-to-z Guarantee”. Plain steel tanks have no moving parts, and require a separate pressure reducing valve to maintain initial fill pressure of 12 psi or higher depending upon the requirements of your system. Something we hope you’ll especially enjoy: Sorry, we’re having trouble showing recommendations right now. Is this feature helpful?

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Roll over image to zoom in. See questions and answers. Customers who bought this item also bought. Please try your search again later. PRV ammtrol it’s job. Item is in your Cart. Fulfillment by Amazon FBA is a service we offer sellers that lets them store their products in Amazon’s fulfillment centers, and we directly pack, ship, and provide customer service for these products. Share Facebook Twitter Pinterest. Specifications Expansion Tank Type. Amazon Restaurants Food delivery from local restaurants.

Amtrol ST Thermal Expansion Tank – Water Heaters –

Technical Specification Warranty [pdf ]. These items are shipped from and sold by different sellers. It also has a turbolator device at the water inlet which helps control sediment. There’s a problem loading this menu right now. Turn on 1-Click ordering for this browser. The rep at the company was very helpful, so call if you have any questions. I mounted a T at the top of the tank where the cold goes in.

The product works great, I installed it a couple weeks back and it has held my water system pressure steady at 70 psi ever since. Left unchecked, the resulting pressure increase can cause relief valve discharge and other potentially unsafe conditions. Total Items in Cart: Read reviews that mention water heater expansion tank water pressure easy to install hot water relief valve air pressure water heaters gallon water pressure at psi water heater expansion tank installed installation amtrol model check st- plumbing tanks larger.


Water Heaters Tankless Water Heaters. It never peaked over 50 PSI. Alexa Actionable Analytics for the Web. Both are intended to control the high end pressure of your boiler system and keep the relief amtrrol from opening due to increased system pressure caused by the expansion of water. Also, I had a great experience with their customer service group.

See all 56 reviews. An expansion tank is a required component for all hot water boiler systems, and is designed to control system pressure and help reduce energy consumption of amtrrol and circulating operations. With the installation of a backflow preventer, check valve or pressure reducing valve on the supply line, the water heater and the system piping form a closed plumbing system under pressure.

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Intalled new water heater and the thermal pressure regulator leaked about 16 oz. Amazon Drive Cloud storage from Amazon.

Item will come in original packaging. Ordering another and hoping it lasts.