Rain Bird RISER12 PVC Spray Head Riser, 1/2" Male Pipe Thread x 1/2" Male Pipe Thread, 3" Length. This 1/2" diameter riser is the perfect choice for underground or above-ground connections. 3â€ long fixed black-colored PVC riser with 1/2â€ male pipe threaded (MPT) ends. Ideal for elevating spray nozzles to clear obstacles or taller plants such as shrubs and bushes; excellent for use in flower beds, mass plantings and ground cover. Compatible with all Rain Bird matched precipitation rate (MPR) spray and shrub nozzles. Fits all brands of 1/2â€ inlet sized impact sprinklers, pop-up sprays, and rotors. Black color helps riser blend into foliage. Rain Bird â€œThe Intelligent Use of Waterâ€.