1-4 GPH Self-Tapping Flag Emitter with Barbed Inlet & Outlet (100 Pack — onestopoutdoor.com

1-4 GPH Self-Tapping Flag Emitter with Barbed Inlet & Outlet (100 Pack)

by DIG

Flag Drip Emitters 

The flag drip emitters, available with flow rates of 1, 2 and 4 GPH, have a side barbed outlet for extending 1/4" distribution tubing to the plant location. These spiral flow emitters feature a two-piece construction so that the top insert can be twisted and pulled apart for easy cleaning, and they have a recommended operating pressure of 10-20 PSI with a nominal operating pressure of 15 PSI.



  • Durable high-impact plastic 
  • Resistant to chemicals and fertilizers used in landscape application
  • Constructed of UV-resistant, durable plastic material to withstand the most adverse conditions
  • Self-tapping barbed inlet for easy installation
  • Outlet barb for use with 1/4" (.150-.160 ID) distribution tubing
  • Twist-open top with lock for secure operation under pressure and for easy cleaning
  • Available in three colors for easy flow-rate identification
  • Spiral flow through a large-flow-path water passage reduces likelihood of clogging


  • Flow rates and color codes:
    • 1 GPH (4 L/H) color code – black
    • 2 GPH (8 L/H) color code – green
    • 4 GPH (12 L/H) color code – red
  • Operating pressure: 10-20 PSI (.7-1.4 BAR)
  • Inlet side: 1/4" self-tapping barb
  • Outlet side: 1/4" barb
  • Filter requirement: minimum of 150 mesh 
  • Material: body and cover: polypropylene

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