Common types of cold water supply fittings .

• Valve ( Globe , valve , stop valve , gate valve , Ball valve ) - a fitting with adjustable opening for controlling of water flow rate in the water plumbing . 
• Ball valve in water storage tank : 

- Ball valve is used to supply water to storage and flushing cisterns and to automatically shut off supply when the corract water level has been reached .
-The valve is operates b a float which allows the valve to be fully ipen when it is in the lower position .
-As the water level rises , the floats also raise which gradually closes the valve and shitts off the supply of water .

• Tap ( Bib tap , Pillar tap ) - a valve for controolling the release of water supply to bathtubs and sinks . 
• Joints , Tee , Elbow - the components of water plumbing for turning and joining of water pipes .