This Orbit 54042 Mushroom Bubbler Head efficiently waters small areas with flowers, trees and shrubs. Its nozzle easily adjusts water flow from a light trickle to a full-on flow for effective watering. With a 1/2-inch female-threaded inlet, this underground garden sprinkler easily connects to a riser. Built of durable plastic that is long-lasting, it has a filter to stop debris and dirt from infiltrating and ruining it. The filter is easy to remove and clean making this Orbit sprinkler a cinch to use. Perfect from smaller garden and plant areas, the Orbit 54042 works well on its own or as part of an overall automatic sprinkler system. Features and Benefits: Mushroom shape makes it ideal for watering tree and flower areas, Easily adjusts water flow from trickle to full flow, Filter keeps nozzle free of debris and easy to remove and clean, Durably constructed of sturdy plastic for years of good use, Has a 1/2-inch female-threaded inlet.