Protect your home’s plumbing, appliances, and overall water quality with the Scale Defense filter. This advanced 5-micron cartridge captures dirt and debris while reducing scale-causing minerals, delivering cleaner, smoother water throughout your home. Key Features: Dual-Action FiltrationThe Scale Defense filter combines fine sediment removal with scale reduction, trapping particles down to 5 microns while helping prevent mineral deposits from forming in pipes and appliances. Protects Plumbing and AppliancesScale buildup can clog pipes and reduce appliance efficiency. This filter helps extend the life of water heaters, dishwashers, and other systems by minimizing mineral damage. Improves Water Clarity and FlowBy reducing both sediment and scale, the Scale Defense filter enhances water clarity and helps maintain strong, consistent water pressure throughout your home. Durable, Long-Lasting DesignBuilt with high-quality filter media, this cartridge provides dependable performance and extended service life for reliable whole-home water protection. Easy InstallationFits seamlessly into most standard 4.5" x 20" housings, making it a quick and effective upgrade for whole-home water quality. Benefits: Removes dirt, rust, and silt down to 5 microns Reduces scale buildup in plumbing and appliances Improves water clarity, taste, and flow efficiency Extends the life of equipment by limiting mineral damage Reliable, long-lasting performance Compatible With: Pure 100, 200, and 300 Series Whole House SystemsAlso fits most standard 4.5" x 20" Big Blue housings Upgrade Your Home’s Water with the Scale Defense Filter Get dual-action protection against sediment and scale to keep your plumbing, appliances, and water system performing at their best. The Scale Defense filter provides a cost-effective, long-lasting solution for cleaner, clearer water.