Are you looking for an inexpensive way to expand your cold storage capacity? Sequim Food Bank has been using the "Coolbot" with great success. Per the product website:
"The CoolBot turns almost any brand of off-the-shelf, window-type air conditioning unit (purchased separately) into a turbo-charged cooling machine."
Learn more at www.storeitcold.com, or reach out to Mark at the Sequim Food Bank to hear how they've set it up.