6 GPH, 4 Outlet, Retrofit Drip Head, 1/2" Female Pipe Thread Converts An Existing 1/2" Sprinkler Riser To A 4 Outlet, High Flow, Pressure Compensating Drip System, 6 GPH Per Outlet At Any Pressure Between 10 & 50 PSI, Extend 1/2" Micro Tubing From The Head To The Plants & Secure The Micro Tubing With A 1/4" Stake, Can Be Combined With 1/4" Laser Drilled Soaker Hose To A Maximum Length Of 6' Per Zone.