Harbor Freight vacuum pump: http://www.harborfreight.com/25-cfm-vacuum-pump-98076.html A little bit more about the vacuum pump in my first video (Part 1)
Homemade Pirani Gauge?: http://www.drkfs.net/pirani.htm
The solar vacuum tube that I'm using in this video as a refrigerator was purchased here: http://www.truckcitycbgps.com/ Like I said in the video, it used to be $70 at this site, but now it's $120. Still cheaper than the other sites I've found that sell the larger (125mm diameter) t
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