3 port manifold Valve type: Rain Bird 100DV. Includes threaded nipples to connect slip adapters to manifolds Waterproof silicone filled wire nuts (same as number of zones plus 1). Multiple kits may be combined for additional zones. These Rain Bird standard manifold systems come with the reliable Rain Bird 100DV valves. These are ready-to-install kits that take the hassle out of specifying, configuring and installing quality valve systems. The inlet to the manifold and the outlet of each valve contains an adaptor (slip), which is used to provide a connection into and out of the manifold for 1 inch PVC piping. Our manifold kit comes with 3 valves manifold with a slip adaptor. Dura manifolds and fittings are manufactured from schedule 40 construction that is durable with o-ring fittings. O-ring seals are for an easy and tool-less installation. Entire valves can be easily replaced without digging up the valve pit and cutting into the manifold.