The Aquasana Rhino UV Ultraviolet Water Softener Alternative and 500,000 Gallon Whole House Well Water Filter System provide long-lasting, high-performance water filtration and conditioning for throughout your entire home. Designed specifically for homes that rely on well water, this filtration system protects against contaminants commonly found in private well water. The included UV provides total home protection by sterilizing 99.99% of bacteria and viruses and 99% of cysts, while the Salt-Free Water Conditioner naturally and safely reduces scale buildup on internal pipes and plumbing without the use of salt or chemicals. Unlike other whole house filters that require messy, complicated replacement tanks, Aquasana Rhinos are intelligently engineered for quick, easy tank replacements. Use only genuine Aquasana replacements with your Aquasana system. Untested replacements are not certified for performance capacity or contaminant removal. Couplings included for 0.75-inch pipe fittings. This product may arrive separately in multiple packages. PEX tubing is not included.