Ductile iron wafer knife gate valve with resilient seat (NBR) and 316 stainless steel gate. Operated by a rising stem hand wheel and suitable for up to 10 BAR media pressure. Great for effluent, sewerage treatment plants and other applicable meadia (not recomended for abrasive media which will sit in seats). Suits table E & AS4087 PN16 flanges. Unique design allows for a long life and low maintenance once installed. Accepts uni-directional flow. Other flanges available upon request. Designed to JB308, face to face according to DIN3202-K1 and tested to ISO5208.