Equipment Vendors
The University of Wisconsin-Madison provides this list of equipment vendors as a service to growers. It is not a complete list of all possible vendors in the Midwest United States. The inclusion or omission of a company is not an endorsement or condemnation of a company or its products. We have not used, tested or had a business relationship with most of the companies so we can not vouch for the quality and reliability of any of the products. Please do your own research before buying any equipment to make use it fits your needs and expectations. If you have a product that is distributed locally in the Midwest that is used for the storage of produce, please forward it to sasanford@wisc.edu for consideration.
Walk-in or Drive-in Coolers
American Panel Corporation, Ocala, FL – http://www.americanpanel.com
American Wholesale Refrigeration, Cleveland, OH – New and Used cooler boxes and refrigeration systems – http://www.awrco.com
Bally Refrigerated Boxes, Inc., Bally, PA – http://www.ballyrefboxes.com
Barr Refrigeration, Oshkosh, WI – New and Used cooler boxes and refrigeration systems – http://www.barrinc.com/
Kingspan Insulated Panels, Deland, FL – http://www.kingspanpanels.us
Kolpak, Parsons, TN – http://www.kolpak.com
Kysor Panel Systems, Fort Worth, TX – http://www.kysorpanel.com
Leer, Inc., New Lisbon, WI 53950 – http://www.leerinc.com
Master-Bilt Products / Strandex, New Albany, Mississippi – http://www.master-bilt.com
PermaTherm Insulated Metal Building Systems, Monticello, GA – http://www.permatherm.net
Polar Bear Panel, Miami, Florida – http://www.polarbearpanels.com/
Polar King International, Inc., Fort Wayne, IN – http://www.polarking.com
Thermo-Kool, Laurel, MS – http://www.thermokool.com
U.S. Cooler, Quincy, IL – http://www.uscooler.com
Walk-in Cooler replacement doors (could also use for a built-in-place cooler) – http://www.uscooler.com/products/replacement-doors/
Refrigeration Systems & Controls
American Wholesale Refrigeration – self-contained package refrigeration unit for small coolers – Plug and use – https://www.awrconew.com/Top-Mount-Package-Refrigeration-Units_c_9.html
Coolbot – Overriding controller to make a window air-conditioning unit work at a lower temperature – http://storeitcold.com/
King Zeero Ice Builders / Girton – Thermal storage system for rapid cooling – http://girton.com/industries/thermal-storage/
Retrozone, Inc – dampers for use with ambient air cooling systems – https://retrozone.com/
Humidification Equipment
Micro Cool – High Pressure fogging equipment – http://www.microcool.com/
American Coolair – Evaporative pad cooling systems – http://www.coolair.com/
Hydrofogger – small centrifugal humidifiers – http://www.hydrofogger.com/
JMC Ventilation Refrigeration LLC – centrifugal humidifiers – Evaporative pad coolers – http://www.jmcvr.com/humidifiers.htm
TrueFog – High pressure fogging equipment – http://www.truefog.com
Smart Fog – High pressure fogging equipment – http://www.smartfog.com/product/es100
Mee Industries Inc. – High pressure fogging equipment – http://www.meefog.com/fog-humidification/agriculture-other/cold-storage/
Industrial Ventilation, Inc – centrifugal humidifiers – Evaporative pad coolers – http://www.ivi-air.com/products/ventilation
Farm Tek – Herrmidifier Humidifier – small centrifugal humidifier – http://www.farmtek.com
Mainland Mart Corp – ultrasonic humidifiers – http://www.mainlandmart.com/humidify.html
Gellert Company – centrifugal humidifiers – Evaporative pad coolers – http://gellert.com/solutions/humidification/
P2F / Humidification Control Systems – Room humidifiers, high pressure systems – https://www.p2f-humidification.com/
Humidity control and sensing
Automation Direct – Stego Hygrotherm – Range 50 to 90% – suitable for a squash or onion room – http://www.automationdirect.com/static/specs/enclhygrotherms.pdf
Auber Instruments – several humidity controllers – http://www.auberins.com
Dwyer / Love – Humidity switch with LED readout – uses remote sensor (find under product/Air Quality) – http://www.dwyer-inst.com/Product/AirQuality
Sixth Sense – Humidity probes – https://www.instrumart.com/assets/PHP01_datasheet.pdf
Pre-Cooling Equipment
Agrimaint, Inc – Hydro-cooling, Vacuum Coolers – http://agrimaint.com/
TRJ Refrigeration, Inc.- Hydro-cooling, Forced air coolers, Vacuum Coolers – http://www.trj-inc.com
Turnkey Systems
Industrial Ventilation, Inc – Specializing in bulk crop storage facilities for potatoes and onions – http://www.ivi-air.com
JMC Ventilation Refrigeration LLC – Complete ventilation and refrigeration systems, ambient air systems, humidifiers – specializing in potato and onion storage – http://www.jmcvr.com
Gellert Company – Design and Build consulting and equipment for bulk storage of potatoes, onions, carrots sugar beets and squash – http://www.gellert.com