A sturdy sprinkler, that is simple in design and will take care of your watering needs. Green Thumb, metal impulse sprinkler, with a metal head and sled base. Provides water coverage for up to 5,800 square feet. Impulse arm saves water by eliminating back, and side splash. Diffuser screw allows easy, fingertip adjustment of water stream for even coverage. Sprinkler has a 86 diameter. Constructed from long lasting brass, and zinc on impulse head. Heavy duty die cast metal construction on sled base.