Brands & Manufacturers


Keeping You Comfortable All Year Long!

Ralph P. Sita, Inc. is a Factory Authorized Dealer for all the brands and manufacturers displayed above. 

Heating & Air Conditioning - (Commercial & Residential)

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), boilers (Steam, Gas, & Oil),  Unit Heaters, Air Handler Units, Packaged Rooftop Units, Cooling Towers, system piping, etc. We service, install, and maintain all makes of equipment including Frigidaire, York, Carrier, Gibson, American Standard, Liebert, McQuay, Trane, etc. (Please see below for additional brand names).


Temperature Control

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


Pneumatic Controls

We Design, Install, and Service pneumatic control systems. 

Commercial Maintenance Agreements

We offer commercial 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. 

Fan Coil Unit Replacements

Custom Duct Work 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, return, attic, 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.