Inquiry (采购产品): concrete sealtant What is a good sealant for cracks in concrete or CMU walls, ex. type of sealant, silicone, polyurethane or arcylic base type. **** Hidden Message ***** Brad Miller 38451-2049 DZA Company: Eagle1Inspection E-mail: eagle1inspection@yahoo.com **** Hidden Message ***** eagle1inspection@yahoo.com