3 Valve Manifold, Controls Water Flow For 2 Sprinkler Lines, Works With PVC & Poly Pipe Systems, Adapters For 3/4" & 1" PVC Pipe, Works With Most Existing Sprinkler Systems, Durable UV Resistant & High Impact Construction Jar Top Valve, For Outdoor Use With Cold Water Only, Hand Tighten, Installs In Minutes, No Tools Required, Includes Snap Wire For Simple Installation.