Installing Kitchen Sink Drain Pipe

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Installing kitchen sink drain pipe.

You ll need to disconnect the drain pipe and remove the existing strainer if you haven t already. Connect one trap to the tailpiece protruding down from the sink. Install a mini vent valve to the drainpipe. This video shows how to assemble drain pipes under a sink.

Glue the drainpipes to each trap using abs cement. If you re installing a brand new drain on an unused sink you can skip straight to preparing your plumber s putty for the area around the drain hole. Measure and cut a length of brass drainpipe to extend horizontally from the second sink trap to the t fitting above the. 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.

Cut the pipe to length with a plastic pipe cutter. 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. As far as the kitchen sink goes most of the code issues of concern to homeowners involve the drain and waste system. 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 you are looking for an easy step by step instructional on how to plumb a drain then this is it. 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. 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.