Description
This gray replacement knob controls the waterfall diverter valve for 2 1/2" systems found on Jacuzzi Premium spas and compatible brands. Designed for 1 1/2" waterfall or neck jet controls, this valve knob features an overall diameter of approximately 3 1/8" edge to edge with a center square opening measuring roughly 1/2". This OEM-quality control knob restores full functionality to your spa's waterfall feature or neck jet system.