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Our Services

As a leading mechanical contracting firm, Mega Mechanical Systems Corporation specializes in HVAC and plumbing services for both new and old construction projects. Our team of experts is dedicated to providing expert quality services to ensure the comfort and safety of your business.


Heating and Cooling Services

Our team of certified technicians is equipped to handle all your heating and cooling needs. From installation to repair and maintenance, we offer a wide range of services to keep your system running efficiently.


Plumbing Services

Our plumbing experts are available to provide complete plumbing services. From new installations to repairs and maintenance, we ensure that your plumbing system is running at its optimal conditions.


Mechanical System Design and Installation

Our team of installers and technicians are experienced in designing and installing custom mechanical systems for all projects. We work with you to understand your needs and provide solutions that meet your specific requirements.

Heating and Cooling Services

As one of Connecticut's leading commercial mechanical contractors, Mega Mechanical Systems has the construction experience to install systems of various types, capacities and complexities.

HVAC System Specialties:

  • Chiller Installations

  • Boiler Installations

  • Integrated Ice-Storage Systems

  • Sheet Metal

  • Central Utility Plants

  • Process Cooling

  • Hot and Chilled Water Piping

  • Pipe Fabrication

  • Low and High Pressure Steam Piping

  • Fuel Oil Systems

  • Gas Piping

  • Refrigerant Piping

  • Laboratory Control Systems

  • Chilled Beam Installations


Plumbing Services

Plumbing is a crucial component and the operation of these systems affects the ability of many other systems to function properly. As a full-service mechanical and plumbing contractor, Mega Mechanical Systems employs talented union trained mechanics and plumbers to install, upgrade, and modify systems in new and existing occupied buildings.

Renovation of existing plumbing systems requires proper phasing and coordination. Mega's expertise and experience is your assurance that these plumbing projects will have a minimum impact on your facility's occupants.

Our employees are medical gas certified to install medical gas systems in various facilities. These are but not limited to; hospitals, nursing homes, healthcare facilities, physicians & dentist offices, and outpatient clinics.

Plumbing Specialties:

  • Sanitary Waste and Vent Piping

  • Storm Water Piping

  • Lab Waste Piping

  • Domestic Water Piping

  • Medical Gas Piping

  • Domestic Water Booster Pump Systems

  • Domestic Hot Water Solar Systems

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Design & Build Services

Utilizing design resources, and capitalizing on our ability to partner with leading mechanical design firms, Mega Mechanical Systems offers design/build construction to its customers. Our team has the resources to provide design/build construction services that will reduce the customer's project completion time and engineering costs.

Our team is comprised of a unique mix of internal and external design and construction professionals. At Mega Mechanical Systems, our interactive team approach to design/build projects fosters open communication, effective cost savings, value-added engineering input, and high quality construction.

With the application of BIM and Revit, Mega Mechanical Systems is able to achieve exceptional modeling results. These platforms provide improved planning, coordination, and construction of engineering designs for mechanically intensive components of institutional facilities. HVAC systems accounts for approximately 40% to 60% of the energy used in commercial buildings. With this, good engineering design is critical. Our focus is to engineer the most energy efficient and sustainable designs possible to suit the unique challenges of each project and maximize the customer’s savings.

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