A hot water system which circulates water through the pipes with a pump is known as a:
a. Circulating system
b. Forced circulating system
c. Pumped system
d. Gravity system
e. Return system
Answer: B
A hot water system which circulates water through the pipes with a pump is known as a:
a. Circulating system
b. Forced circulating system
c. Pumped system
d. Gravity system
e. Return system
Answer: B