It is a rubber leather ring, when installing the toilet, seal the toilet outlet and lower water pipe!
The toilet is formally known as a toilet seat and is a covered bucket for urination. Commonly known as the bitch. The invention of the toilet is known as a great invention, it solved the people eat and drink pull scatter in and out of the question itself, but also some people think that the flush toilet is the root of all evils, because it consumes a lot of water. There's a lot of classification of the toilet, there's a branch. Along with the development of science and technology, there have been many novel varieties.
The Flange is called the Flange or the Flange. The flange is the part of the pipe that connects the pipe to the pipe. There is a hole in the flange, The bolts fasten the two flanges. The flange is sealed with gasket. Flange threaded connection (wire) flange and welding flange.
