Transition from a sprinkler riser to 1/4 in. distribution tubing or 1/4 in. dripline or dripline with this Barb Adapter. To install, remove the sprinkler spray head and attach the 1/2 in. FPT connection point to the riser; connect 1/4 in. distribution tubing (A220 and A250) or 1/4 in. DuraFlo™ JR dripline to the barbed outlet. Fitting is made of ABS plastic and treated with UV inhibitors to prevent fading and cracking.