September 29, 2020

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. Get the Therm-X-Trol Expansion Tank ST-5, easy to install helps eliminate BTU and water waste from The Home Depot. Ships in 1 Week. Buy AMTROL ST-5 on and get the best price.

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Water heater manufacturers and plumbing codes require the installation of an expansion control device if a backflow preventor, pressure reducing valve or check valve is installed in the domestic supply amttrol. Compare with similar items. Write a customer review.

Amtrol ST-5C Therm-X-Trol ASME Thermal Expansion Tank – 150 PSI

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Used the ST-5 to replace a failed tank. It can help you on many aspects of plumbing management. You can do it! Thermal expansion occurs as domestic water is heated.

Plain steel and bladder-type. See questions and answers. Alexa Actionable Analytics for the Web. Amtrlo thermo-x-troll expansion tank.

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Measure your water pressure, make this match and install. Fired up the boiler and it all came back to temp and pressure without incident.

Amtrol ST-5C Therm-X-Trol Thermal Expansion Tank

Shut off valves on either side. Item is brand new, but the box has been damaged. Get a new expansion tank! You need a water pressure meter and a standard inflator like you’d use to pump up car tires. Connected this to it and boom, done. Our cold water inlet pressure measured at our front and rear outdoor faucets was 64 psi.

Usually ships within atmrol to 3 days. Replacement Parts Boiler System Components. Get fast, free shipping with Amazon Prime. One interesting caveat; the unit comes pre-pressurized at 50 psi. Use the proper sized wrench for the job and snug it down. Install was easy for the do-it-yourselfer.

AMTROL ST-5 Thermal Expansion Tank – Water Heaters –

It was extremely easy to replace as it screws right in with the addition of some plumber’s tape. Image Unavailable Image not available for Color: This tank will not lose its air cushion unless the bladder becomes detached, at which point the tank would need to be replaced.

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I don’t know why the bladder on the first went bad but we have some pretty high water pressure so amtdol that’s it. Returns water to the system when hot water is used Prevents dripping faucets, intermittent toilet fill and pressure relief valve discharge Protects water heater, appliances and fixtures.


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Specifications Expansion Tank Type. Bladder-type tanks contain a moving bladder, and requires either a separate pressure reducing valve as mentioned above or a fill-trol valve to maintain initial fill pressure of 12 psi or higher depending upon the requirements of your system.

All Therm-X-Trol expansion tank. You can also push amteol pin in like you’d do to remove air from a car’s tire and if water comes out its failed too. Set up a giveaway. Please try again later. Special offers and product promotions Buy Used and Save: No more crazy high pressure after showers or baths while the water heater builds pressure up.