Is aRuud 42,000 Btu furnace big enough to heat a 2100 square foot two story housePost created: 2013-07-27 Type of Equipment: Furnace Views: 79
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We are considering buying a used furnace from a friend. We don't know if this furnace is big enough to heat up our rental property. The furnace is 6 years old, and was replaced because the dad got a new one from his son. The one in our rental has been in there since 1985 and is not very efficient.