1/2" WRAS approved side entry toilet fill valve with brass nut and thread. This side entry cistern fill valve has an adjustable float to ensure it will be compatible with most side feed toilet inlet valves. Toilet inlet valve measures 23.5cm tall once installed, protrude 12.5cm into the cistern and the float is 6.5cm wide. To adjust the float height use a philips screwdriver located at the top of the float arm. It will be slightly stiff to rotate it as this prevents is from changing position during use. Fast filling rate: 3.5L/M at 0.2bar low water pressure, Working pressure: 0.1-20 bar.