A toilet flush valve controls the flow of water from the tank into the toilet bowl. It is made of a valve body, a flapper, and a chain. When you flush, the chain lifts the flapper and water flows from ...

Kohler Co., developer of kitchen and bath design and technology, has received a two-year grant from The Bill & Melinda Gates Foundation to design and fabricate five closed-loop flush toilet systems ...

Q: My wife and I are in a disagreement over the new toilet we plan to purchase. We both want to install a high-efficiency toilet, but we have not decided on the flushing system. I would like a ...