Adjustable 6-outlet manifold converts 1/2 In. sprinkler riser to 6 adjustable pressure compensating outlets. Each outlet is fully adjustable from 0 to 20 GPH (gallons per hour), maintaining a constant flow rate with pressures ranging from 15 to 40 psi (pounds per square inch). Inlet: 1/2 In. FPT (female pipe thread). Outlet: 1/4 In. barbed valve.