BrassCraft 3" Hx3" Wx12.5" D Adjustable Pilot Operated Anti Siphon Toilet Tank Fill Valve offers a patented 1/4-turn height adjustment, allowing you to customize the water level in your toilet tank. It adjusts from 9 inches to 14 inches in height, replacing most old-style fill valves and floats. This fill valve comes with a metal "S" clip, plastic refill tube, plastic lock nut, and plastic fill valve connector nut for easy installation. Comes boxed.