How to Install a Kitchen Sink Drain

Three Parts:Preparing for InstallationInstalling the Drainage PipeFinishing Up

Whether you're installing an entirely new kitchen sink or trying to fix some broken hardware, every kitchen sink needs a functioning drain. In the following set of instructions, you will learn how to install a kitchen sink drain and drainage pipes.

Part 1
Preparing for Installation

  1. 1
    Prepare your work space. Shut off hot and cold water to the sink and clean area under sink bowl.
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    Apply a thin beading of plumbers putty around the circumference of the hole in the sink bowl.
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    Disassemble the drain insert.
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    Insert the top half of drain insert into the hole in the sink bowl.
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    Firmly press down, compressing the plumbers putty.
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    Apply rubber gasket, cardboard ring and metal fastener to the underside of sink drain and tighten.
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    Remove the excess plumbers putty from inside sink bowl around the drain.
    • Repeat this whole process if your sink has more than 1 drain.

Part 2
Installing the Drainage Pipe

  1. 1
    Roughly install the drainage pipe. Do not glue black ABS drainage pipe while roughly installing the pipe.
    • Locate the drain pipe coming from the floor or wall and rough in your drainage pipe from your kitchen sink drain to the drainage pipe. Be sure to include a P-trap located as close to the drainage pipe that is coming out of the wall or floor as possible.
    • Include a dishwasher drain attachment if needed.
    • Location and orientation of drain pipes differ from job to job.
  2. 2
    Install ABS to kitchen drain attachments at ends of ABS drain pipe where needed.
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    Disassemble drain configuration and lay it out in the design that it will be installed.
  4. 4
    Install the drainage pipe.
    • Starting from the drainage pipe coming out of the wall or floor begin gluing the piped piece by piece ensuring proper orientation.
    • To glue ABS drain pipe, apply ABS cement to inner surface of the ABS connector, insert ABS pipe and complete a quarter turn to allow for ABS cement to create a complete bond between the 2 pieces.
    • Read the ABS cement cautions and labels before use. ABS cement dries within 1-2 seconds after pieces are inserted together.
    • Do not install final ABS pipe located directly before the metal sink drain.

Part 3
Finishing Up

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    Prepare a brass drain attachment by inserting the pipe into the fastener and lay plastic gasket inside opening.
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    Loosen the fastener on the ABS pipe-metal sink drain connector and insert the brass pipe into it. Attach brass fitting to sink drain and tighten. Do not tighten ABS pipe-metal sink drain attachment.
  3. 3
    Complete the final gluing required for the ABS drain pipe.
  4. 4
    Tighten ABS pipe-metal sink drain attachment.
  5. 5
    Turn hot and cold water back on. Run water for 5 minutes assuring no leaks are present.


  • If ABS drainage pipe leaks from a glued joint, cut with a hack saw and install new fittings.
  • If leaks come from metal drain insert, tighten fittings until leak stops.


  • Wear safety glasses when using ABS cement and hack saw.
  • ABS cement cures within 1-2 seconds.
  • Turn hot and cold water off while installing drain to be sure water does not accidentally turn on.

Things You'll Need

  • 1 1/2 inch ABS drainage pipe
  • 1 1/2 inch ABS drainage pipe fittings
  • ABS cement
  • Plumbers putty
  • Kitchen sink drain inserts
  • Hack saw
  • Safety glasses
  • Measuring tape
  • Pencil or marker (to mark pipes where to cut)

Article Info

Categories: Plumbing Drains Waste and Vents