BrassCraft Mfg BCT015 H ADJ Pilot Operated Fill Valve Plastic Adjustable height Anti-siphon toilet-tank fill valve Patented 1/4-turn height adjustment feature Adjusts from 9"14" Replaces most old-style fill valves & floats Adjustable Anti-Siphon Toilet Tank Fill Valve Features Patented 1/4-Turn Height Adjustment Adjusts from 9" to 14" Height; Black and Yellow Includes (1) Metal "S" Clip, (1) Plastic Refill Tube, (1) Plastic Lock Nut, (1) Plastic Fill Valve Connector Nut, (1) Rubber Cone Washer and (1) Rubber Shank Washer