2017 - Volume #41, Issue #5, Page #9
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Low-Cost CoolBot Controller Now Comes With Cooler
When Ron Kohsla first developed the CoolBot controller that attaches to a standard air conditioner, it was designed to set up do-it-yourself coolers for garden produce (Vol. 35, No. 5). More than 35,000 are now in use in 60 countries. They’ve been used by everyone from mortuaries to florists and even mobile trailers th..........


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2017 - Volume #41, Issue #5