Description
Amtrol ST-5 Thermal Expansion Tank 2 Gallon
Intended Use:
The Amtrol ST-5 2 Gallon Thermal Expansion Tank helps to control pressure build-up in closed, hot water systems. The ST-5 features a butyl diaphragm and a stainless steel system connection.
Features:
- Butyl diaphragm
- Eliminates wasted energy and water
- 3/4″ NPTM stainless steel connection
- Max operation temperature: 200°F
- Max working pressure: 150 psi
- Pre-charged to 40 psi
Note: Be sure to measure the system water pressure using a water pressure gauge, and make sure that the air pressure in the thermal expansion tank is the same as the system pressure. The thermal expansion tank is pre-charged to 40 psi. Verify the charge of the tank using a tank pressure gauge.