In this one-year certificate program you will learn the theory necessary to work in the field of natural gas and propane installation, studying codes-of-practice, electrical controls and devices, fuel gas piping, metering devices, and heating systems.
The revised and updated third edition of How Your House Works is a hands-on guide that gives you the low-down on why your faucet is leaking, your dishwasher is overflowing, or your furnace is on the fritz.