1.   Also near the bottom of the tank is a faucet, called a hose bib, that can be opened to flush the tank.

2.   Another type of valve is the hose bib.

3.   It is called a hose bib because the faucet spout is threaded to accept a hose fitting.

4.   Some plumbing codes require hose bibs to be equipped with a vacuum breaker.