TRUSTWORTHY SUPPORT - America’s favorite RO brand, backed by lifetime technical support in Atlanta, GA, ensuring expert assistance whenever you need it
WHOLE SYSTEM NSF/ANSI 58&372 CERTIFIED - This under-sink reverse osmosis water filter is tested and certified by NSF for the entire system, not just individual components
UPGRADED LED UV PROTECTION - Built-in LED UV stage provides an extra layer of protection with a mercury-free, maintenance-free design; Smart flow activation turns on only when water flows
TRUE LAYERED FILTRATION - Built with individually layered filter cartridges instead of compressed composite filters, delivering deeper filtration with visible, full-volume media in every stage
MINERAL BOOST - The natural mineral AK stage delivers spring-like water with a balanced, healthy pH and multiple essential minerals
NSF CERTIFIED FILTRATION PERFORMANCE - NSF tested to effectively reduce Asbestos (>99.7%), Barium (98.4%), Cadmium (98.8%), Chromium (99.2%), Copper (97.8%), Fluoride (97.4%), Lead (98.9%), Selenium (99.0%), and TDS (97.9%).
LOWER LONG-TERM MAINTENANCE COST - Designed to reduce total maintenance costs over time with optimized filter lifespans and easy replacement schedules
PATENTED DESIGN - The top-mounted fastener allows for easy countertop installation entirely from above, eliminating the hassle of tightening the nut from underneath the sink
SEE WHAT’S CAUGHT - The transparent first-stage filter housing makes it easy to monitor contaminant buildup, ensuring timely filter changes
CONVENIENT REPLACEMENT FILTERS - Easy access to replacement filter sets: F4AK (6-Month), F9K (1-Year), F19K75 (2-Year), and F28K75 (3-Year)