Inquiry (采购产品): air to air heat exchanger Need to ventilate food processing facility. Need 3000 cfm or larger. Heavy moisture load. Please provide information about products you might have and price range. Thanks Alexis Zeigler **** Hidden Message ***** Alexis Zeigler 23093 Company: Twin Oaks Community Foods E-mail: alexis@conev.org **** Hidden Message ***** alexis@conev.org