Plug for Freshwater™ Salt Sytem Utopia Filter Tri-X filters are made with

Tri-X filters are made with ceramic pleats and are designed to filter twice the water per minute as a standard paper filter

It can be difficult to keep a residual level of free available chlorine or bromine in your spa when there are significant amounts of phosphates in the water

Super Soft® Spa Pillows are made from closed-cell foam that will not sink or absorb water

The Caldera Spas® Utopia Series Pillow / Headrest 2016+ fits the following Caldera Spas® Utopia Series hot tubs:

The Tylö Brilliant Sauna Sand Timer can be found here

Plug for Freshwater™ Salt Sytem Utopia Filter Tri-X filters are made withYou know that thing that looked like a defective salt cartridge and came with your new Freshwater salt system hot tub that you misplaced or threw out? That's called the Freshwater Salt System Plug and you need it! It's purpose is to keep air out of the Freshwater Salt System. You need the Freshwater Salt System Plug in a few situations: 1. If you ever move your hot tub. Before you move your hot tub, take out the salt cartridge and put the plug in. 2.