1/2" MNPT x Close PVC Riser
*Diameter: 1/2 in.
*Product Type: Riser
*Color: Black
*Width: 0.5 in.
*Height: 0.5 in.
*Material: PVC
*Number in Package: 1 pk
*Connection Inlet: 1/2 in.
*1/2" MNPT x close  
*Raise sprinkler heads to the level you need
*Connects underground pipe to sprinkler heads