A. Combustion of fuel is complete
B. Smaller height chimney can be used
C. Furnace control is easier
D. All A., B. & C.
Correct Answer: D. All A., B. & C. ✔
Last Updated: March 08, 2019
A. Combustion of fuel is complete
B. Smaller height chimney can be used
C. Furnace control is easier
D. All A., B. & C.
Correct Answer: D. All A., B. & C. ✔
Last Updated: March 08, 2019