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Why Your Furnace Is Leaking Water
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Found water under your furnace? Do not panic. A modern high-efficiency furnace makes water on purpose. It pulls so much heat out of the burn that the exhaust condenses, then drains out through a trap and a line. When you see water on the floor, that path is usually clogged, the condensate pump has quit, or a line came loose. And in summer, water at the furnace is often the AC coil sitting above it, not the furnace at all. An older standard furnace should not be making water, so that one is worth a call. I walk you through what you can safely check and when to bring in a pro…
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