supply of various valves for fire fighting system ? , cast iron butterfly valve with handle, wafer type, suitable for clamping between flanges as per asme b 16.1, valve specs as per bs 5155 and testing standard as per bs en 12266 part 1of “ 150 mm” , cast iron butterfly valve with handle, wafer type, suitable for clamping between flanges as per asme b 16.1, valve specs as per bs 5155 and testing standard as per bs en 12266 part 1of “ 100 mm” , cast iron butterfly valve with handle, wafer type, suitable for clamping between flanges as per asme b 16.1, valve specs as per bs 5155 and testing standard as per bs en 12266 part 1of “ 80 mm” , cast iron, rising/os & y type gate valves with handwheel and matching flanges, as per is:14846/2000, pn-1.6 of “ 200 mm” , cast iron, rising/os & y type gate valves with handwheel and matching flanges, as per is:14846/2000, pn-1.6 of “ 150 mm” , cast iron, rising/os & y type gate valves with handwheel and matching flanges, as per is:14846/2000, pn-1.6 of “ 100 mm” , cast iron, rising/os & y type gate valves with handwheel and matching flanges, as per is:14846/2000, pn-1.6 of “ 80 mm”