Gilmour Extra Large Coverage Sprinkler With Adjustable Tripod Base 199TRI Sprinklers are ideal for watering medium sized areas with a faster flow; There are easy adjustments for rectangular and square patterns Extra-large water jet for more coverage than standard pulsating heads Water coverage up to 8500 square feet 50% more coverage for big lawns Deflector dial to set distance Trip levers for full or partial coverage with reversing full circle setting Long lasting metal head Water coverage up to 8500 sq. ft.