Plug for Freshwater™ Salt Sytem Utopia Filter You can find it here

You can find it here

Hot Tub Filter fits the FreeFlow® Mini (all years)

• Marino 2010-2018

DO NOT USE in granulated chlorine

Active Ingredient: 100% Sodium Hydrogen Carbonate

Plug for Freshwater™ Salt Sytem Utopia Filter You can find it hereYou 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.