

Includes both the 400A anti-siphon toilet fill valve and the 501 toilet flapper. This product is the perfect combination for 3.5 gpf toilets or larger. This is the #1 solution to fix your noisy and running toilet.
- Features the proven 400A anti-siphon toilet fill valve
- Includes the rugged 501 toilet flapper
- Toilet Flapper is chlorine-resistant for harsh water regions
- Anti-siphon, code approved
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