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Sterling Mechanical Services LLC was formed by David DiTusa to give customers a way to have their heating and air conditioning services at a reasonable rate. David has over 20 years experience in the HVAC/Refrigeration field. During this time he has mastered his craft and is continuously educating himself  in the various types of equipment, ever changing technology  and  procedures. He is licensed and insured in heating, air conditioning, and refrigeration in Rhode Island, Massachusetts, and Connecticut.

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