At R.D. Smith Heating & Air Conditioning, we offer the best value in heating, air conditioning and plumbing in the San Gabriel Valley. We specialize in diagnosing, repairing, selling and installing furnaces, air conditioners, ductwork, heat pumps, and mini-splits as well as repiping, installing and fixing toilets and faucets, drain cleaning, gas line
We provide installation of heating, air conditioning and ductwork to residential and commercial buildings. We also provide heating and air conditioning repair and duct cleaning. We have our own sheet metal fabrication shop so we can customize any project to your satisfaction. 3. We do the job right the first time, with the right equipment, manufacturers