This air plunger is designed to operate portapac demand Onga and other spa or bath air switch systems with a stylish low profile chrome top and easy top fit installation it's an ideal replacement or upgrade for most pneumatic spa controls Compatible with portapac demand Onga and most spa air switch units Also suits spa bath air switch operators easy top fit installation no screws required low profile chrome top with durable plastic body fits standard 32 mm 1.266" mounting hole ideal for spa baths hot tubs whirlpools and other systems using pneumatic air switch actuation
