The Gardena L-piece 25 mm x 3/4" internal thread is used in combination with the sprinkler connections 2739 and 2740 for the flexible connection of the pop-up sprinklers S 30, S 50, S 80, S-ES, and S-CS, as well as the turbine pop-up sprinklers T 100, T 200, and T 360. The patented "Quick & Easy" connection technology enables quick system setup and ensures permanently leak-proof pipe connections.