Overhead 1. Filter Assemblies (Optional) * Screen filter- city water * Disc filter- pond, creek, spring 2. Valve/Pressure Regulator Assemblies (Optional) * Manual or automatic valve with 35 psi pressure regulator 3. Flow per Sprinkler Line (GPM) 50-ft 4.9 gpm 100-ft 9.8 gpm 4. Pressure Reg…