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Discover why Black Diamond Heating & Air is the top choice for HVAC in Southern Indiana and Louisville, Kentucky. With unmatched reliability and excellence, we provide the highest quality heating & cooling services along with outstanding customer service. We proudly serve Clark County IN, Floyd County IN, Harrison County IN, Oldham County KY, Jefferson County KY, Bullitt County KY, Hardin County KY, and Shelby County KY.

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