The Colorado Springs Gazette has a nice article by Dave Philipps on “Igloo Ed” Hueser the designer and owner of the Icebox igloo maker. Igloo Ed and his partner have sold about 8,000 of their devices with Austria being a huge customer.
Dave’s article relays good information about igloos including that temperatures inside an igloo typically range between 32-40 degrees. It usually takes 3-4 hours to build an igloo, but they may last for weeks depending on the weather and their exposure.
Read the article here.