Custom Mechanical Service Inc 62 Newton Ave Plainville, CT 06062 Phone : (860) 589-5471 Business Category Air Conditioning Contractors & Systems Plumbing Heating & Air-Conditioning Custom Mechanical Service Inc 92 Jeannette St Bristol, CT 06010 Phone : (860) 589-5471 Business Category Heating Contractors Heating & Air Conditioning Repair Plumbing Heating & Air-Conditioning