http://www.freesprinklernozzles.com/ -valid in these districts: VENTURA COUNTY: City of Oxnard Utilities Services; LOS ANGELES COUNTY: Walnut Valley Water District; SAN BERNARDINO COUNTY:
City of Chino, City of Chino Hills, City of Ontario,City of Upland; Cucamonga Valley Water District; Monte Vista Water District; ORANGE COUNTY: Irvine Ranch Water District; RIVERSIDE COUNTY: City of Corona, Eastern MWD; Elsinore Valley MWD, Jurupa Community Services District,
Riverside Public Utilities, Western Municipal Water District, Rancho California Water District