Rain Bird 1804VAN Professional Pop-Up Sprinkler, Adjustable 0&deg; - 360&deg; Pattern, 8' - 15' Spray Distance, 4" Pop-up Height #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 Heavy-duty stainless steel spring assures flush retraction, every time Operates efficiently at low water pressure 1/2-inch inlet size Adjustable pattern