The 100mA (0.1A) is a replacement fuse meant to go in your home spa’s PC board. This fuse supplies power to your spa and the rest of its features, so maintaining it is key to the enjoyment of your spa. The slow blow fuse allows more power to flow without overwhelming the circuit.
To match the unique style of your spa or hot tub, Master Spa Parts offers the 1-Inch Scallop Air Control (Grey). As a universal replacement part, this scalloped air control is designed to work with many brands of spas and hot tubs.