We offer industrial and commercial HVAC systems design, installation, commissioning, and maintenance.  We service, install, and maintain most makes of non-proprietary electric, electronic, and pneumatic control systems, as well as commissioning, servicing, and installing many types of Direct Digital Control systems. Typical response time to most service situations is under two hours, and we offer our service 24 hours-a-day, 7 days-a-week.

We specialize in specialty environmental equipment such as:

We design, commission, and service all types and makes of heating and cooling equipment including but not limited to:

We service most types and makes of non-proprietary electric, electronic, and pneumatic control systems including but not limited to:

Our primary Direct Digital Control lines include:

We may be able to help you with other systems.
Contact us if you have a question.

PDM Group
A Joint Venture of
Energy Mechanical, Inc.  and Hearnen Air Conditioning, Inc.
1258 South River Rd., Cranbury, NJ 08512
Phone: 609-655-8880      FAX: 609-655-9205

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