The fits Toto 3 in flapper by Korky features an oversized sealing surface to fit large 3 in 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. This type of toilet flapper is made of flexible rubber for a tight seal and easy to install.

• Stainless steel chain attachment
• Flapper made of chlorine-resistant rubber
• 5-years warranty

Applications: For toto flapper model THU138S, fits 3 in flush valve opening

• Catalog https://www.plumbers-supply-co.com//ASSETS/DOCUMENTS/ITEMS/EN/UNI-PS18877_Cat.pdf
• Installation Sheet https://www.plumbers-supply-co.com//ASSETS/DOCUMENTS/ITEMS/EN/UNI-PS18879_Instal.pdf