Case Study

The following case studies show just a few of the potential applications of AAON equipment. With numerous types of equipment available from residential heat pumps to packaged rooftop units to packaged outdoor mechanical rooms, AAON can provide an HVAC solution which can meet the requirements of nearly any job.


Cirtronics Corporation - Milford, NH (262 KB)
The Cirtronics Corporation in Milford, New Hampshire decided it was time to replace the three decade old water-source heat pumps that serviced their more than 175,000 square foot building with the AAON WH Series water-source heat pump units.. .

Geo Outlook Article - Colvin Center - Stillwater, OK (356 KB)
The article discusses the recent renovation of recreational buildings at Oklahoma State University. The new renovation includes a Ground Source Heat Pump System. Oklahoma State University is considered by many people in the industry, to be the origin of the modern Ground Source Heat Pump technology. It is no surprise that the university turned to GSHP when renovating its Colvin Center Annex sports and recreation building.

Dillard’s – Naples, FL (428 KB)
The Dillard’s 180,000 square foot department store in Naples, FL needed a replacement rooftop HVAC solution that could accomplish significant energy savings while performing for years to come in the harsh coastal environment. The RN Series rooftop units, with modulating fans and compressors and corrosion resistant paint and condenser coil coating, were able to exceed each and every goal set by Dillard’s.

BOK Center - Tulsa, OK (428 KB)
The BOK Center, or Bank of Oklahoma Center, is a 19,199 seat sports and entertainment arena in Tulsa, Oklahoma. The range of events and the scale of the building required an HVAC unit that was both large enough to heat, cool, and ventilate the large arena and quiet enough to not interfere with the acoustics during concerts and events while also being energy efficient. AAON supplied the BOK center with custom modular rooftop air handling units containing chilled and hot water coils.

SOU/RCC Higher Education Center - Medford, OR (428 KB)
The Higher Education Center’s HVAC system provides energy savings, improved indoor air quality, and the use of an environmentally friendly refrigerant to contribute to the building’s LEED Platinum certification. An RL Series packaged rooftop unit with total energy recovery wheels provides cooling for the building’s VAV system and an RN Series make up air unit provides ventilation air to the building’s science labs.

Patricia's Food - Odessa, MO (488 KB)
Patricia’s Foods replaced its 10 year old constant volume packaged rooftop units with limited features and no humidity control with AAON RM/RN Series constant volume packaged rooftop units with variable capacity compressors and modulating humidity control. This resulted in elimination of moisture build up on the refrigeration cases and utility bill savings.

Stew Leonard - Newington, CT (364 KB)
Stew Leonard’s newest expansion’s heating and cooling system includes rooftop water-source heat pump units with a variable flow condenser water loop which is connected to the grocery store’s water-cooled condenser refrigeration systems. The energy efficient system reduced the store’s utility costs and allowed the store to receive energy efficiency rebates from the power company and the state of Connecticut.

Allegra Print and Imaging - Tulsa, OK (344 KB)
Allegra Print and Imaging - Tulsa replaced its multizone system with two AAON packaged rooftop units with modulating humidity control. The units are able to control the temperature and humidity of the production space, both critical in a printing facility, in addition to saving money on utility bills. Energy efficient natural gas heating and enthalpy controlled economizers are also featured on the units.

Citrus College - Glendora, CA (400 KB)
The Citrus College Infant Care Center's packaged DX rooftop units were replaced with HB Series custom quality air handlers, in a packaged unit size. The high efficiency air handlers featured double wall foam insulated construction, chilled water and hot water coils, two speed supply blowers, and economizers.

NC State - Raleigh, NC (564 KB)
AAON make up air, packaged DX, rooftop units with AAONAIRE energy recovery wheels were included on both the Carter-Finley Stadium Vaughn Towers, press and luxury box, addition and the end zone locker room addition to provide game day ventilation air.

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