Inquiry (采购产品): INFO wHAT KING OF ADD MIXTURE IS CONCCREDAMP AND HOW MUCH DOES IT COST. I HAVE A 3500PSI MIXT TO DO THAT THEY SPEC THIS PRODUCT. **** Hidden Message ***** scott delgado NE 68508 USA Company: husker ready-mixed concrete E-mail: sdelgado@tcwconstruction.com **** Hidden Message ***** sdelgado@tcwconstruction.com