The Fluidmaster 400A Anti-Siphon Toilet Tank Fill Valve is a two-piece toilet accessory designed to prevent water siphoning. It is a black color and comes with the toilet tank included. This anti-siphon valve, manufactured by Fluidmaster, is suitable for bathroom use and is known for its reliable performance in maintaining a fill valve's interior diameter. This product is a practical addition to any toilets and bidets category for ensuring proper functionality.
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