Spa Marvel X10 Pre-Filter - For less than 1 cent per gallon, the X10 Water Pre-Filter is good for up to 10,000 gallons - Get the quality of bottled water with the X10 KDF & granular activated charcoal filter - Removes 99% of contaminants from the source water eliminating most water problems caused by minerals, iron, calcium & metals - Great for pools and spas, washing cars, koi ponds, fountains and aquariums!
