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How It Works: Drain, Waste & Vent

6 Articles Found...

  • Drain, Waste & Vent Plumbing Systems
    The system of large-diameter pipes that carries water and waste to a sewer line or septic tank is called the drain-waste-vent (DWV) system...
  • Bathroom Sink Traps
      A sink drain has a flange that is sealed to the sink hole with a bead of plumber’s putty...
  • Sanitary Tee: A Clean Sweep
    A sanitry tee directs traffic in your home's drain-waste-vent plumbing system to make sure wastes go down to the sewer and gasses go out the vent stack...
  • Sink Traps: Gas Catchers
    A sink trap is a J-shaped pipe beneath a sink, designed to catch noxious sewer gasses before they enter the house...
  • Sizing Drain Waste and Vent (DWV) Pipes
    The plumbing code specifies minimum diameters for drains and vents in the vertical main stack, horizontal branch drains, and separate vent systems...
  • Wet Vent: A Two-Way Strait
    In a house's plumbing system, drain and waste pipes carry water and wastes to the sewer or septic system, and vent pipes expel sewer gasses out the roof while equalizing the system's air pressure...


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