... ,grey,blue 4.standards:BS,ANSI,DIN SIZE 1/2” TO 4”Standard ANSI ,BS etcMaterial PVC ,PPRBrand JINGHANGApplicable water , weak acidbaseType ... /4", 1", 1-1/4", 1-1/2", 2", 2-1/2", 3", 4" 2) standard: BS, ANSI, DIN, JIS 3) with socket and threaded end ... strength Technical characteristics: 1) Easy to stall , easy to operate 2)Applicable to the regular operation , open and close quickly ,lightweight ...