3-port manifold which provides an easy method to install multi-valve systems. 3 valves control water flow for 3 sprinkler lines. Installs in minutes and hand tightens - no tools required. Commercial grade. Compatible with both 3/4-inch and 1-inch systems. Features a 1-1/4-inch MHT for all swivel (union) connections with a 1-inch inside diameter ensuring maximum sealing surface area. FPT auto inline valves included for easy valve maintenance. Easy wire system simplifies the wiring connection when attaching the valve to the timer. Constructed of high-impact materials and is ultra violet resistant.