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The Fits TOTO 3 inch Flapper by Korky features an oversized sealing surface to fit large 3 inch TOTO flush valves. The exclusive longest lasting red rubber resists chlorine, bacteria, city water treatment, hard water and well water. Replacement for TOTO flapper model THU138S. Made of flexible rubber for a tight seal and easy to install.
- Replaces TOTO flapper model THU138S
- Easy to install, the flapper is made of flexible rubber for a tight seal
- Exclusive longest lasting red rubber resists chlorine
- Fits Large 3" flush valve opening
