Specialties: As your air conditioning installation contractor, we offer tried and true products from leading manufacturers that are reliable, cost effective and efficient. We're experts at enhancing your indoor comfort control, and we know that once you use M & R Mechanical Services, you'll wonder how you got by without us! Established in 1959. Since 1959, M & R Mechanical Services has been providing quality HVAC service and installation. M & R Mechanical Services is working from its facility in Milford CT, and is your best choice for air conditioning, heating and indoor air quality products and services for New Haven & Fairfield County and surrounding areas.