Hot Tub Serum Mineral Purifier | Swim Spa Cartridge Type_Thermostat A surfactant lowers surface tension

A surfactant lowers surface tension so the treatment penetrates into those crevices instead of flowing past them

Perfect for safe storage

1 x Heat & Glo Firescreen 25 Front (Supreme Insert)

Height (Outside edge to outside edge): 25 inches

Hot Tub Serum Mineral Purifier | Swim Spa Cartridge Type_Thermostat A surfactant lowers surface tensionThe Hot Tub Serum Turbo Mineral Purifier for Swim Spas brings natural mineral purification to the larger water volumes of a swim spa. It's the same silver and copper technology as the standard purifier, sized for a swim spa's greater capacity so you get cleaner, softer water and far less chlorine or bromine use across all those extra gallons. Swim spas hold much more water than a standard hot tub, which means more sanitizer, more chemical smell, and