Nature2 W20750 Spa Mineral Purifier uses a proprietary mineral system to destroy bacteria. This process is bromine-compatible and allows you to use less chlorine, thereby reducing the potential for odors.

• Brand: Nature2
• Weight: 0.3 pounds
• Shipping Dimensions: 7.1 x 3.6 x 2.1 inch
• UPC Code: 706175207502
• User's Manual

Note: TruGuard cartridges last six (6) months or one season, whichever is shorter. The cartridge should not be used longer than six (6) months.