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• <br /> Pop-Up Spray Sprinklers <br /> Radius reduction screw 1800 SERIES <br /> 2",3",4",6",12"(5 cm;7,6 cm;10 cm; <br /> 15 cm;30 cm) <br /> Plastic MPR nozzle primary Application <br /> Industry's leading series of spray sprinklers for <br /> turf and shrub applications. <br /> Exclusive Rain Bird" Features <br /> co-molded,pressure- <br /> activated wiper seal • Exclusive co-molded,pressure-activated <br /> wiper seal prevents excessive flow-by and <br /> water waste. Keeps debris from entering <br /> upon retraction. <br /> • Strongest stainless steel spring in the industry <br /> Strongest retract spring provides reliable stem retraction. <br /> inure industry • Ratchet mechanism on all models allows <br /> easy nozzle pattern alignment without tools. <br /> • Pre-installed 1800 Pop-TopTm flush plug <br /> blocks debris from entering after flushing. <br /> Allows for easy nozzle installation. <br /> • Plastic and stainless steel materials resist <br /> corrosion. <br /> • Internal parts removable from the top of <br /> side inlet on 8• the sprinkler for easy servicing. <br /> and 12•models • Side and bottom inlets featured on 1806 <br /> and 1812 models. <br /> • Five-year trade warranty.' <br /> "See"Rain Bird Trade Warranty"section <br /> on page 172. <br /> Operating Range <br /> • Spacing:3 to 20 feet(0,9 to 6,1 m) <br /> • Pressure:15 to 70 psi(1 to 4,8 Bars) <br /> FATEMED Specifications <br /> PRS in-stem • Flow-by:0 at 8 psi(0,6 Bars)or greater; <br /> pressure regulator 0.05 GPM(0,01 m%;0,003 Us)otherwise 1800 series <br /> option <br /> Dimensions <br /> • %" (15/21)female threaded inlets <br /> • Body height: <br /> 1802:4"(10 cm) How to Specify: <br /> 1803:41/8'(12 cm) <br /> Ratchet(for easy <br /> nozzle pattern 1804:6"(15 cm) <br /> alignment) 1806:93/8"(24 cm) 1804 -B15H <br /> 1812:16"(40 cm) <br /> • Exposed surface diameter:2'/4"(S,7 cm) <br /> Models Nozzle <br /> SAM(seal-a-Matic-9 • 1802:2"pop-up height(5 cm) <br /> in-stem check valve Model Series/Pattern <br /> Option • 1803:3"pop-up height(7,6 cm) 1804: B15H <br /> • 1804:4"pop-up height(10 cm) 4-(10 cm)pop-up height 15 Series brass <br /> • 1806:6"pop-up height(15 cm) MPR nozzle with <br /> • 1812:12"pop-up height(30 em) half-circle pattern <br /> R.4/N BIRD, <br /> 1997-1998 catalog spray heads 9 <br />