Skipping the manufacturer's instructions during installation may result in a furnace that fails within six months or less. For example, heat exchangers can crack from improper venting, and gas valves ...
The problem: Replacing an existing gas furnace with a new, more efficient furnace. The apprentice: Allen Charles Edwards (ACE) — First-year mechanic. The technician: N. Arthur Thomas Egan (NATE) — ...
The Family Handyman on MSN
5 Types of Furnaces and How to Identify Them
Gas furnaces generate heat by burning natural gas. They’re available in varying sizes and energy efficiencies and produce a ...
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