[IMPROVED FLUSHING EFFICIENCY]: Enhance the performance of your flushing system using WINONLY's toilet flapper ... used 2-inch flush valve toilets, such as American Standard, Kohler, TOTO ...

The inside of your toilet tank is a maze of mechanisms. Follow this simple guide to figure out what kind of toilet flapper you have and how it works.

Q: My toilet is causing me fits ... The problem is usually with the flapper or flush valve assembly. The flush valve (aka Douglas valve) is what the flapper sits on. It is located in the center ...