570Z Pro Series 6-inch pop-up with X-Flow flush plug Fixed-Spray Sprinklers with X-Flow Toro 570Z Pro Series Bodies with patented X-Flow technology have a built-in water shut-off device that restricts the flow of water when the nozzle is removed or damaged eliminating water wasting geysers. 570Z X-Flow Bodies are available in 4-inch (10.2 cm) and 6-inch (15.2 cm) pop-up heights and can be combined with any Toro 570 nozzle to create custom fixed-spray heads. Overview Toro"s 570Z Pro Series with patented X-Flow technology restricts water loss if the nozzle is removed or damaged eliminating wasteful geysers. Water Smart — commercial strength, patented X-Flow water shut-off device built into the sprinkler restricts water loss if nozzle is removed or damaged. The 6-inch pop-up height ideal for tall grass and plant areas. Works with any Toro 570 nozzle. Ideal for small lawns or beds. The Toro Company Features & Specifications Flush Plugs: Installed on all bodies, keeps debris out when flushing sprinkler lines.Stainless Steel Retraction Spring: Professional-grade for reliable pop-up and retraction.Water Smart: Zero flush — no water loss at system start up.Superior Seal: Professional-grade seal protects the sprinkler from dirt and debris.Ratcheting-Riser: For fine-tuning arc adjustment after installation.Body Diameter: 1-3/8-inchCap Diameter: 2-inchInlet: 1/2-inch NPT female threadedMaterial: Strong, durable ABS plasticMaximum Operating Pressure: 75 PSIRecommended Operating Pressure: 30-50 PSI