Installing Kitchen Sink Drain Pipe

Connect one trap to the tailpiece protruding down from the sink.

Installing kitchen sink drain pipe.

The steps for installing the sink drain will depend on how different the new sink is from the old one as well as what other components are being installed. If your new sink has different dimensions and drain location s than the unit it will replace you may need to modify the countertop opening and or plumbing. You ll need to disconnect the drain pipe and remove the existing strainer if you haven t already. As far as the kitchen sink goes most of the code issues of concern to homeowners involve the drain and waste system.

Improperly installed drain and vent components can cause blockages water contamination and the release of dangerous sewer gases into the home and they can affect the plumbing in other parts of the house. The p trap is the curved section of pipe at the base of the sink s plumbing. Measure and cut a length of brass drainpipe to extend horizontally from the second sink trap to the t fitting above the. Good to know for best results make a drawing of your old sink with all measurements including distances from the sink wall to the drain center to use as a shopping aid and reference.

The pipes under your kitchen sink can look daunting especially if you have two sinks but it s easier than you think to replace a sink drain pipe even if you have little plumbing experience. If you are looking for an easy step by step instructional on how to plumb a drain then this is it. Find under sink plumbing at lowe s today. Install a mini vent valve to the drainpipe.

Glue the drainpipes to each trap using abs cement. This video shows how to assemble drain pipes under a sink. There aren t many reasons for changing out the drain pipes under a kitchen sink but it s not uncommon to replace the drain assembly during a kitchen renovation when the sink is being replaced.