Rain Bird 1804H Professional Pop-Up Sprinkler， 180 Half Circle Pattern， 8' - 15' Spray Distance， 4" Pop-up Height. Installed in parks and yards across the globe， Rain Bird's 1800 Series is the #1 commercial-grade irrigation spray head brand in the world. Chosen for its reliability， heavy-duty materials and versatility， the 1800 Series has first-rate quality built in for reliable operation and long life. Superior components and features make them the spray heads of choice for a wide variety of applications. This sprinklers Matched Precipitation Rate allows it to be used in any combination with other Rain Bird fixed and adjustable pattern sprays. Additional 1800 Series features include: Heavy-duty stainless steel spring to assure flush retraction， every time. Exclusive co-molded wiper seal features an encased plastic "cage" to provide unmatched resistance to grit， pressure and the environment. Pressure-activated， multi-function seal design assures a positive seal without excess flow-by allowing more heads to be installed on the same valve. Tapered pop-up neck helps remove debris during retraction while a precision controlled flushing action also clears debris to assure positive stem retraction in all soil types. Two-piece ratchet mechanism allows easy nozzle pattern alignment without tools and provides extra durability. All sprinkler components are removable from the top without special tools; providing for quick and easy flushing and maintenance. Spray Nozzle details: Preinstalled 180 half circle pattern MPR spray nozzle. Trusted for decades， Rain Bird MPR Nozzles feature Matched Precipitation Rate water distribution technology. Non-corrosive plastic and stainless steel construction for long life. Simple stainless steel top adjustment screw decreases or increases spray distance from 8' to 15'. "Captured" screw slot prevents screwdriver slippage during adjustment. White medium mesh filter screen protects nozzle from clogging and maintains precise radius adjustment. No tools needed to change nozzle. Operates efficiently at low water pressure; 1/2" inlet size. Other 1804 series pop-ups available sold separately: body only 1804LN， full 1804F， quarter 1804Q， adjustable 1804VAN high-efficiency adjustable 1804HEVN15， "Max-Efficiency" pressure regulated 1804HEVNPR， dual-spray full 1804FDS， dual-spray half 1804HDS， dual-spray quarter 1804QDS. Rain Bird The Intelligent Use of Water"

Rain Bird Corporation is a privately held company founded in 1933 during the agricultural boom in California. Were recognized as the #1 manufacturer and provider of irrigation products and services in the world. With sales offices around the globe; we offer over 4，000 water-saving irrigation products in more than 130 countries. Since the very beginning， Rain Bird has produced and offered the industrys broadest range of high-quality irrigation products for: farms， golf courses， sports arenas， commercial developments and homes. Over the past 80-years Rain Bird has received more than 450 patents worldwide. Including the first one for irrigation in 1935 on our original impact-drive sprinkler U.S. Patent #1，997，901 which revolutionized agricultural food-production and ushered in a new era in irrigation worldwide. In 1990 this original impact sprinkler was designated a historic landmark by the American Society of Agricultural Engineers. Our products cover all aspects of irrigationtimers/controllers， pop-up rotary sprinklers， pop-up spray head sprinklers， sprinkler nozzles， irrigation valves， Drip irrigation， drainage and much more...

• #1 commercial-grade irrigation spray head brand in the world
• 4" pop-up height with 180 half circle pattern
• Adjustable spray distance from 8' to 15'
• Heavy-duty stainless steel spring assures flush retraction every time
• Patented pressure-activated co-molded wiper seal prevents wasteful water leakage and assures long life
• Tapered pop-up neck helps remove debris during retraction