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ST-25V | Expansion Tank Therm-X-Trol Thermal 10.3 Gallon 150 Pounds per Square Inch Gauge 3/4" NPTF ST-25V Non-ASME for Closed Potable Water Systems to Control Pressure Build-up | Amtrol

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Overview

Details for ST-25V

Amtrol's Therm-X-Trol Expansion Tank is designed to absorb water expansion in closed, hot water systems, protecting the water heater from pressure buildup. It features a patented Turbulator water circulation device for optimal performance and an antimicrobial liner to neutralize bacteria. The tank's deep drawn steel and multi-dome construction ensure durability, while its heavy-duty butyl diaphragm provides reliable sealing. With a 150-pound pressure gauge and 3/4 NPTF inlet/outlet connection, this tank is suitable for various closed potable water systems. Its 10.3-gallon capacity and 50 psig precharge make it ideal for handling thermal expansion in water heaters.

Expansion Tank Therm-X-Trol Thermal 10.3 Gallon 150 Pounds per Square Inch Gauge 3/4" NPTF ST-25V Non-ASME for Closed Potable Water Systems to Control Pressure Build-up

Specifications

Item Number	ST-25V
Brand	Amtrol
Application	Closed; Potable Water Systems to Control Pressure Build-up
Collection	Expansion Tank Parts & Accessories
Diaphragm Material	Heavy Duty Butyl
Height	19IN
Inlet/Outlet Connection	3/4IN NPTF
Length	15IN
Material	Steel
Part Number	ST-25V
Precharge Pressure	40PSIG
Pressure	150PSIG
Product Type	Thermal
Standard	Non-ASME
Tank Capacity	10.3GAL
Temperature	200DEG F
Width	15IN