Nature2 Inground Replacement Cartridge G35 treats 35,000 Gallons (Use with W25904 or W20011)
Nature2 Inground replacement cartridge is designed to fit the Professional inground units (W25904 and W20011) easily and effectively lowers chlorine consumption. The Nature2 technology uses silver and copper to sanitize your pool water lowering the chlorine necessary to keep your pool clean and clear saving you time and money.
For pools up to 35,000 gallons
Simple and quick installation
Lasts up to 6 months
Lower your chlorine consumption