Inquiry (采购产品): heat exchangers I am looking for a heat exchanger to vaporize ethanol from around 90 degrees to 300 degrees at .5 to 2.5 gph. I need another to go from 300 degrees down to 85 degrees at the same flow. I need to know availiblity and pricing. **** Hidden Message ***** Gary Bentzin PO Box 933 301 20th avenue SE Watertown, SD 57201 USA Company: Glacial Lakes Energy LLC Phone: 605-882-8480 E-mail: gary@glaciallakesenergy.com **** Hidden Message ***** gary@glaciallakesenergy.com