Douglas Mechanical Services
CT LIC.# S1-394918
#HIC.0645793
820 Four Rod Road
Berlin, CT 06037
860 357 4952 Office
860 357 4803 Fax

Commercial Products & Services


Our technicians are not only experienced with many different commercial brands but with expanding technologies as well. We supply quality parts and equipment from manufacturers like American Standard, Aprilaire, Buderus, Carrier, Daikin, HB Smith, Honeywell, Johnson Controls, Mitsubishi, Powerflame, Samsung, Trane, and Weil McLain, plus many others.

Douglas Mechanical Services technicians are trained to handle nearly every service needed including gas and oil fired boilers, gas and oil warm air heat, cooling, ventilation, and commercial refrigeration systems. We install and service commercial water heaters from the smallest to the largest, as well as all types of processed piping including; compressed air, nitrogen, argon, vacuum, and exhaust. We also service all sizes and makes of commercial rooftop packages.

Douglas Mechanical Services - For commercial service, repairs, change outs, or new installation
Furthermore, equipment left by past contractors (i.e. boilers, furnaces, rooftop units, compressors, and hot water heaters) can be easily removed and disposed of properly by our company. We can do this for even the largest commercial facility.

Click on one of the manufacturers below to learn more about the products they offer, which we can install for you.

American Standard
American Standard
Aprilaire
Aprilaire
Buderus
Buderus
Carrier
Carrier
Daikin
Daikin
HB Smith
HB Smith
Honeywell
Honeywell
Johnson Controls
Johnson Controls
Powerflame
Powerflame
Samsung
Samsung
Trane
Trane
Weil McLain
Weil McLain
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Douglas Mechanical Services Inc. provides service, installation, repair, and existing unit upgrades on air conditioning, heating, refrigeration, cooling, and ventilation systems. Now offering construction, remodeling, tile work, home improvement, etc.
Douglas Mechanical Services Inc. services the following Central Connecticut areas and counties: Hartford, New Haven, New London.
Douglas Mechanical Services Inc. supplies parts and equipment from the following manufacturers:
American Standard, Aprilaire, Buderus, Carrier, Daikin, HB Smith, Honeywell, Johnson Controls, Mitsubishi, Powerflame, Samsung, Trane, and Weil McLain.