1.pvc water valve 2.size :1/2 to 4 3.colors: white ,grey, ... 4.standards:BS,ANSI,DIN SIZE 1/2” TO 4”Standard ANSI ,BS etcMaterial PVC ,PPRBrand JINGHANGApplicable water , weak acidbaseType straight ... ", 1-1/2", 2", 2-1/2", 3", 4" 2) standard: BS, ANSI, DIN, JIS 3) with socket and threaded end ... pool ,wastewater treatment ,agriculture ,irrigation, industrial application hot upvc ball valve