When.com Web Search

  1. Ads

    related to: rv sewer hose bumper covers outdoor storage

Search results

  1. Results From The WOW.Com Content Network
  2. Drain-waste-vent system - Wikipedia

    en.wikipedia.org/wiki/Drain-waste-vent_system

    A sewer pipe is normally at neutral air pressure compared to the surrounding atmosphere.When a column of waste water flows through a pipe, it compresses air ahead of it in the system, creating a positive pressure that must be released so it does not push back on the waste stream and downstream traps, slow drainage, and induce potential clogs.

  3. Manhole cover - Wikipedia

    en.wikipedia.org/wiki/Manhole_cover

    Manhole covers may also be made from glass-reinforced plastic or other composite material (especially in Europe, or where cover theft is of concern). Because of law restricting acceptable manual handling weights, Europe has seen a move towards lighter weight composite manhole cover materials, which also have the benefits of greater slip ...

  4. Outdoor water-use restriction - Wikipedia

    en.wikipedia.org/wiki/Outdoor_water-use_restriction

    An outdoor water-use restriction is a ban or other lesser restrictions put into effect that restricts the outdoor use of water supplies. Often called a watering ban or hosepipe ban, [1] it can affect: irrigation of lawns; car washing; recreational uses such as filling swimming pools and using water slides

  1. Ads

    related to: rv sewer hose bumper covers outdoor storage