... ,3A,ISO,IDF,AS,BS,RJT,BPE Standard. Cleaning ball/Tank cleaner (ISO9001:2008,CE,TUV certified) Specification: 1"-2.5 ... ,check valve,diaphragm valve,safety valve,union parts,ferrule,end cap,nut,clamp,elbow,tee,cross,reducer,sight glass,manhole cover ...