... materials, stable quality 1/2"-2" BS,ASTM,DIN PN10 socket/thread end, easy to install grey, white colors PVC UNION1 ... ", 1-1/2", 2"2) Standard: BS, ASTM, DIN3) With socket and threaded end 4) Material: PVC, ABS, PP-R 5) Colors ... friendly. 7)Packing: one piece in a polybag, color box, and carton for sea worthy pvc union