ST-25V Amtrol THERM-X-TROL Expansion Tank (10.3 Gallon Volume)
- Utilizes internal plastic liner for corrosion resistance in system with high oxygen content or non-barrier tubing
- Pre-charge should be adjusted to equal system fill pressure
- Brass fitting polypropyline liner for corrosion resistance
- Maximum working pressure: 150 psig
- Maximum operating temperature: 200 degrees F
- Tank Volume: 10.3 Gallons
- Diameter: 15-3/8"
- Height: 19-1/4"
- System Connection: 3/4" NPT