Fluidmaster 400A Toilet Tank Fill Valve, 9 to 14 in Connection, Anti-Siphon: Yes

Fluidmaster® recommends using the 400A fill valve in toilets that date prior to 1994 with flush volumes between 3.5 and 7 gal per flush. Fluidmaster®'s 400A universal toilet fill valve is the No 1 fill valve in the world. A universal design, with an adjustable height from 9 to 14 to fit most toilets. The 400A offers quick refill rates and replaces ballcocks and other toilet fill valves. A trusted and proven toilet fill valve, the 400A is built to last from corrosion-resistant materials for a long lifespan. This code approved, anti-siphon design, won't contaminate the fresh water supply. Some toilet models not supported - Glacier Bay® or Niagara® flapperless toilets, one-piece toilets. Features: - The No 1 selling fill valve in the world - No 1 solution to fix noisy toilets - Easy-to-install - Trusted by toilet manufacturers and professionals worldwide - EZ twist height adjusts from 9 to 14 in to fit most tanks