How to Repair a Leaky Stem Faucet on a Bathroom Sink

Stem taps, additionally known as compression taps, embody most styles of ancient rest room taps with separate knobs or handles for the new and cold water. once a handle is turned, a rib metal stem beneath turns up or all the way down to allow or stop the flow of water into the tap body and spout. At very cheap finish of the stem, a rubber stem washer creates a watertight seal between the stem and also the valve gap, or valve seat, whereas associate degree O-ring seals the metal elements within the stem assembly. the foremost common repair for a stem regulator is replacement worn stem washers and O-rings.