3" 570Z Series Spray Body Model: 570Z Series Zero-flush seal prevents water waste at start up, allowing more heads to be installed on same line Ratcheting riser feature for easy and reliable arc adjustment Built into the riser and restricts water loss by 99% if the nozzle is removed or damaged, eliminating potential erosion or safety concerns. Allows for dry nozzle and filter-replacement or maintenance, while the system is running. Maintains constant 30 psi (2,1 Bar) psi outlet pressure, which minimizes misting and fogging caused by pressures above 30 psi (2,1 Bar). Robust retraction spring and enhanced seal material ensures positive pop-up and retraction on all 570Z models. Less visible, reducing damage from exposure or vandals. 570Z PRX Series Model: 570Z PRX Series X-Flow shut-off technology is factory installed and holds back 99% of water that would be wasted to a compromised head Pressure regulating factory installed regulator operates at a standard 30 psi to prevent misting and water waste Built into the riser and restricts water loss by 99% if the nozzle is removed or damaged, eliminating potential erosion or safety concerns. Allows for dry nozzle and filter-replacement or maintenance, while the system is running. Maintains constant 30 psi (2,1 Bar) psi outlet pressure, which minimizes misting and fogging caused by pressures above 30 psi (2,1 Bar). 570Z XF Series This Model Comes With The X-Flow Shutoff Device To Eliminate Potential Erosion And Safety Issues. X-Flow shut-off technology is factory installed and holds back 99% of water that would be wasted to a compromised head Built into the riser and restricts water loss by 99% if the nozzle is removed or damaged, eliminating potential erosion or safety concerns. Allows for dry nozzle and filter-replacement or maintenance, while the system is running. Maintains constant 30 psi (2,1 Bar) psi outlet pressure, which minimizes misting and fogging caused by pressures above 30 psi (2,1 Bar). Specification Sheet