About This Advanced DI Filtration: Utilizes ion-exchange resins to remove mineral ions, leaving water free of hardness and preventing scale buildup. It does this by replacing them with hydrogen (H+) and hydroxide (OH-) ions, which combine to form water (H2O) Effective TDS Reduction: Lowers Total Dissolved Solids (TDS) to 0-1 ppm, delivering ultra-pure water ideal for sensitive applications Universal Fit: Designed to fit most 2.5" x 10" RO DI water filter systems, ensuring easy compatibility with a variety of setups Spot-Free Results: Prevents water spots after drying, making it perfect for washing applications where spotless results are crucial Durable & Reliable: Provides long-lasting performance, ensuring consistently high-quality, deionized water Overview Material : Polypropylene (PP) Product Dimensions : 2.5"D x 2.5"W x 10"H Item Weight : 1 Ounces External Testing Certification : NSF Product Benefits : Reduces TDS