Keeney K835-90 Flapper, For: Plastic Flapper Style Flush Valves with a 3 in

3″ Max Saver adjustable flapper allows you to tune your toilet for more flushing power; water savings; or the perfect balance of both. Convenient top adjustment makes fine tuning easy. Easy adjust arms make fitment simple and universal. Chloramine resistant material carries a 5 year guarantee. Chain guard prevents flapper leaks and wasted water. Fits plastic flapper style flush valves with a 3″ opening.