Inquiry (采购产品): parshall flume I am interested in a aprshall flume for my discharge stream. The flow can range from 0 to 500 gpm. I would like to know the most appropriate size flume that would accomodate this range. Would you also include a price of the flume. My phone # 812.279.7239 if you need more information. Thanks Dave **** Hidden Message ***** David Litherland 47421 Company: General Motors E-mail: dave.litherland@gm.com **** Hidden Message ***** dave.litherland@gm.com