Fluidmaster 400A Toilet Tank Repair Fill Valve - 2 Pack

The Fluidmaster 400A Universal Toilet Fill Valve is the world's number one best-selling fill valve. Featuring a universal design, this adjustable fill valve can be set to heights ranging from 9 to 14 inches, making it compatible with most toilet models. Designed to replace outdated ballcocks and other toilet fill valves, the 400A offers quick refill rates, ensuring efficient water usage.

Manufactured using corrosion-resistant materials, the 400A is built to last, providing a long lifespan and reliable performance. Its code-approved, anti-siphon design prevents the contamination of the fresh water supply, making it a trusted and proven toilet fill valve solution.

However, it's important to note that the 400A is not compatible with certain toilet models, such as Glacier Bay or Niagara Flapperless Toilets, as well as One Piece Toilets. Additionally, it does not replace Side Entry Valves.

Fluidmaster's late founder, who invented the fill valve technology in 1958, is responsible for the 400A's position as the number one selling fill valve in the world. This innovative product is trusted by toilet manufacturers and professionals worldwide for its easy installation and versatility.

The 400A is also an excellent solution for fixing noisy toilets. Its EZ twist height adjustment feature, which allows it to be set from 9 to 14 inches, ensures a perfect fit for most toilet tanks. For added convenience, the 400A is available in a set of two, making it easy to replace multiple fill valves at once.

In conclusion, the Fluidmaster 400A Universal Toilet Fill Valve is a highly reliable and adaptable solution for toilet maintenance and repair. Its proven design, corrosion-resistant construction, and easy installation make it the go-to choice for homeowners, plumbers, and toilet manufacturers alike, solidifying its status as the number one selling fill valve in the world.

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