Q. How and where are waste couplings used?

Answer

When draining wastewater from sinks, bathtubs, and kitchen sinks, waste couplings are used to join the basin to the bottle trap or to the waste pipes. Waste couplings may also be found in bathrooms. For usage in countertop washbasins, the long body full-threaded Waste coupling is the one that is advised to be used. It is essential to have these in the sinks to maintain cleanliness.