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METHOD AND APPARATUS FOR DRYING SPRINKLER PIPING NETWORKS

  • US 20080060215A1
  • Filed: 09/07/2007
  • Published: 03/13/2008
  • Est. Priority Date: 09/12/2006
  • Status: Active Grant
First Claim
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1. A dry type fire suppression sprinkler system comprising:

  • a plurality of sprinkler heads;

    a source of pressurized water;

    a piping network connecting said sprinkler heads to said source of pressurized water, said piping network being normally substantially devoid of water;

    a supply valve positioned in said piping network between said source of pressurized water and said sprinkler heads and controlling flow of water thereto, said supply valve being openable in the event of a fire allowing water to flow to said heads;

    an air vent positioned in said piping network and providing fluid communication between said piping network and ambient air; and

    an air pump in fluid communication with said piping network between said supply valve and said sprinkler heads, said air pump moving ambient air through at least a portion of said piping network through said air vent.

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