Inquiry (采购产品): coal tar based Coating Dear Sir , for recent project for coating of effluent treatement plant on concrete client is looking for some chepaer option which can be met by coal tar based coating. please suggest how effective is it in effluent treatement plant. for hi tech civil Saurabh Agrawal www.hitechcivilindia.com **** Hidden Message ***** Saurabh Agrawal 392001 Company: Hi Tech Civil E-mail: hitechcivilindia@yahoo.com **** Hidden Message ***** hitechcivilindia@yahoo.com