This nipple allows you to easily adjust sprinkler head heights across your yard. Say goodbye to an uneven watering pattern from mismatched sprinkler heights. With its adjustable length, the FCON50 & FCON75 is the perfect remedy for customizing coverage to your lawn's unique terrain. It's also compatible with top irrigation brands like Orbit, Rain Bird, Hunter, and Irritrol, so you can finally get all your sprinkler heads on the same level. Made for quality and convenience, Tempo's riser nipple takes the headache out of achieving a lush, evenly-watered lawn.