VERY IMPORTANT: state legislation prohibits sale into CA, CO, HI, VT, MA, ME, NY, OR, RI, WA, and Washington DC; complying Rain Bird model = 1804APPR25 #1 commercial-grade irrigation spray head brand in the world 4" pop-up height with easily adjustable 0° to 360° pattern ideal for watering odd-shaped areas 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 Pressure-activated wiper seal and closed case design protect mechanism from creeping grasses and sandy soil