www.safetyandhealthmagazine.com/articles/19035-trailer-fan

Trailer fan
October 27, 2019
The CoolMan 2800 Trailer Fan helps increase employee comfort by conditioning the trailer environment to warmer or cooler temperatures. It has a 0.5 horsepower, three-speed, 115-volt/60-hertz motor enclosed in a safety yellow polypropylene copolymer housing with ultraviolet inhibitors to protect it from unexpected impact at busy loading docks. The fan also has a single telescoping arm that can be adjusted.
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