Shop Low Prices on: HydroWorks Toilet Fill Valve Fill Valve | Toilet Fill Valves | Dual Flush Valves for Water Saving Toilets Small constructure, big water ... the height of float to adjust the water level;— Fill vale height can be adjusted as per the tank heights ... ,convenient for assembly and adjustment; Description Toilet Tank Inlet/Fill Valve ItemT6800MaterialPOM, ABS, PP,Inlet SizeG1/2",G15/16 ...