Thanks for the suggestion - I'll give graham-mfg.com a try. In answer to your question about what kind of air extraction, we're simply using a rotary vane vacuum pump for this.
I'm working with a manufacturer to size a heat exchanger that will be used to condense water vapor that is being extracted from a mixture under vacuum. The vapor is also being condensed under vacuum. For the sake of round numbers, it'll be under about 29.5" Hg of vacuum, at which point the...
