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our services

Heating & Air Conditioning 

Ralph P. Sita, Inc. is a 24-hour, full-service HVAC company. We service, install, and maintain Heat Pump Systems, A/C units, Furnaces (Electric/Gas/Oil), Boilers (Steam, Gas, & Oil), Unit Heaters, Air Handler Units, Fan Coil Units, Packaged Rooftop Units, Cooling Towers, System Piping, etc.

We service, install, and maintain all makes of equipment including Bosch, Carrier, Bryant, York, Trane, American Standard, Liebert, McQuay, Daikin, Frigidaire, Gibson, Goodman, Rheem, Ruud, etc.

Temperature Control & Pneumatic Control Systems

Building Automation, Commercial Controls, Johnson Controls, Honeywell Controls, Robertshaw electric, Valve Actuators, Dampers, DDC Systems, BACnet, VAV systems. 


We design, install, and service pneumatic control systems. 

Commerical & Residential Maintenance Agreements

We offer commercial and residential maintenance contracts to keep your equipment operating at peak performance. Maintenance can be performed on a monthly, quarterly, semi-annual, or annual basis depending on your specific needs. 

Custom Ductwork Systems 

We Design, Fabricate, and Install Custom Duct Work Systems for Commercial and Residential use. We also clean and repair and/or alter existing duct work systems and install supply and return ductwork for central HVAC systems and exhaust fans. 

Boiler Maintenance & Replacements

​​We offer customized boiler preventative maintenance as a way to avoid costly outages and expensive equipment repairs. A yearly maintenance program ensures optimum boiler efficiency and savings. We service, repair, and replace all types of steam heating and hot water boiler heating systems.

Indoor Air Quality

​Creating your ideal home environment is more than just controlling the temperature. It's also managing humidity and ventilation, which can dramatically impact your comfort and create a space for whoever you share it with. Your home’s air should be filtered and cleaned with limited volatile organic compounds (VOCs) and pollutants that can affect allergies. We provide a variety of indoor air quality solutions to fit your needs and keep everyone breathing healthy air. 

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