... 2-1/2", 3", 4", 5", 6", 8", 10", 12" Standard: DIN Material: PVC Environment friendly, non-toxic, good looking;Light ... weight, easy to handle and transport;Soft colors and excellent design, suitable for ... products according to client's order, just as the standard, the quality, the size, the color, etc. "XE" PVC Plastic Flange Butterfly valve for ...