Installed in parks and gardens outside Worldwide, the 1800 Series is the #1 commercial irrigation spray head brand in the world. Chosen for its reliability, its robust materials and its versatility, the 1800 series has an exceptional quality. Built-in premium quality for reliable operation and long life. Their superior components and features make them the spray heads of choice for a wide variety of applications. of applications. Wiper seal. The exclusive co-molded wiper seal has a « cage » plastic wrapped to provide unparalleled resistance to gravel, the pressure and to the environment. In addition, the multifunction seal activated. by pressure ensures a tightness; positive without excess flow which allows to install more heads on the same valve. Precision The precisely controlled click-action flush clears debris from the unit, ensuring positive stem retraction in all floor types. Solid spring. * Heavy duty stainless steel spring for reliable rod retraction. Construction * Manufactured made of UV-resistant plastic and weather-resistant stainless steel parts. corrosion, ensuring a long product life. 1800 Pop-Top orange pre-installed The flush plug prevents debris from entering after flushing. Allows for easy nozzle installation.