Register

AZ ROC R-4R Boilers (Residential) Practice Questions - Arizona ROC R-4R Boilers (Residential) Examination Exam

Access More Questions
A residential hydronic boiler system has a design heat load of 120,000 BTU/h and is designed for a standard 20°F system temperature drop (Delta T). What is the required system water flow rate in gallons per minute (GPM)?
Correct Answer:
12.0 GPM

Access more questions from this quiz

Continue to AZ ROC R-4R Boilers (Residential) Practice Questions - Arizona ROC R-4R Boilers (Residential) Examination Exam for more practice questions and the full quiz experience.

Access More Questions