In a forced circulation system, the closed expansion tank allows the system to operate:
a. At a vacuum
b. At well above atmospheric pressure
c. At pressures above sea level
d. Effectively at the lower floors
e. At atmospheric pressure
Answer: B
In a forced circulation system, the closed expansion tank allows the system to operate:
a. At a vacuum
b. At well above atmospheric pressure
c. At pressures above sea level
d. Effectively at the lower floors
e. At atmospheric pressure