Korky Innovative Twist-lock Waterwise Toilet Fill Valve

Designed to minimize costly water loss, the WaterWISE Fill Valve 528Z is the only dual shut-off fill valve that detects flapper leaks and hang-ups. Saves water due to leaks by not refilling the tank during a slow flapper leak and automatically shuts off if it is stuck open. Designed to fit most toilets- this toilet fill valve adjusts to fit large and compact toilet tanks. This valve is proven quieter than other fill valves. Easy to install, each toilet fill valve package includes: (1) 528Z Fill Valve, (1) Refill Tube, (1) Metal Refill Tube Clip, (1) Mounting Nut, (1) Cone Washer, (1) Coupling Nut, (1) Tamper Proof Key and (1) Instructions