Inspectorjoe Posted April 23, 2006 Report Share Posted April 23, 2006 I always assumed automatic setback thermostats were a fairly recent invention, dating back to maybe the first 70's energy shortage. I was wrong. I found one (abandoned in place) that's nearly 70 years old. http://static.flickr.com/49/116640327_f704a9bd11_o.jpg Quote Link to comment Share on other sites More sharing options...
Chad Fabry Posted April 23, 2006 Report Share Posted April 23, 2006 That's very cool Quote Link to comment Share on other sites More sharing options...
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