The MOST common types of fuel consumed in modern residential HVAC systems are:
Posted: Mon Jan 30, 2023 7:26 am
The MOST common types of fuel consumed in modern residential HVAC systems are:
A. natural gas, propane, and oil
B. electric, propane, and oil
C. natural gas, methane, and oil
D. natural gas, propane, and ethanol
A. natural gas, propane, and oil
B. electric, propane, and oil
C. natural gas, methane, and oil
D. natural gas, propane, and ethanol