We are looking a ultrasonic laser sensor or LCD ,graphic indicator for isolate cavity hole capillary track in cement rod concrete call as RCC at under ground tank tunnel basement swimming pool up to 10 feet deep without breaking or making a hall over the existing surface we want to know the presence and position of water or say water detector in tunnel or said area for waterproofing stop leakage and further treatment if you can provide us this type of instrument it will pleasure for us or you can help to guide us by sending write manufacturer of said instruments the name may be AUTOMATIC RESISTIVITY SYSTEM

Thanks

Best regards

Basantdas

FAX 91-022-28405861, 09869657461

basantidas_2003@yahoo.co.in, basantidas2006@gmail.com

www.charchitchemical.com