We finished last month's column on life cycle costs for water heating with a 50-gal. propane tank-type water heater (July, pg. 32). The reason behind this discussion is to explain why it made sense ...

Water heater thermal efficiency represents the potential percentage of energy an appliance can move from itself into a given system while operating. Energy factor ratings tell a different tale ...

Learn about whole-life cost, its significance, and how it accounts for total expenses, including hidden costs, of owning an ...

• Life-cycle cost (LCC) – The cost of using an item in its intended application over the entire time period of expected use. LCC typically takes into account lost production and corrective maintenance ...