Key Features

• COMPLETE 2-YEAR SUPPLY IN ONE BOX: Enjoy up to 24 months of pristine water with our comprehensive 19-piece kit. Includes 4 Sediment, 4 Granular Activated Carbon, 4 Carbon Block, 1x 100 GPD RO Membrane, 2 Post-Carbon, & 4 Alkaline Filters—all individually sealed for maximum freshness. Perfect for standard 6-stage reverse osmosis setups
• NSF CERTIFIED PURIFICATION: Drink with absolute confidence. Our replacement cartridges meet rigorous NSF/ANSI standards for material safety and performance. Designed to effectively reduce chlorine, rust, unpleasant odors, and sediment, ensuring your family enjoys exceptionally clean and crisp-tasting water straight from the tap
• HIGH-EFFICIENCY 100 GPD RO MEMBRANE: Upgrade your pure water production! Our food-grade 100 GPD membrane operates 33% faster than standard 75 GPD alternatives. Featuring an ultra-fine 0.0001-μm rating, it captures microscopic impurities and achieves up to a 97% TDS rejection rate (under NSF58 conditions) so you never have to wait for clean water
• 4-IN-1 ALKALINE REMINERALIZATION: Don't settle for flat, acidic RO water. Our advanced remineralization stage adds back essential, natural minerals—including Calcium, Magnesium ions—restoring a healthy pH balance (typically 7.5–8.5). Experience a smoother, sweeter taste that is ideal for daily hydration, cooking, and preparing baby formula
• LEAK-FREE INSTALL & WIDE COMPATIBILITY: Fully compatible with iSpring RCC7AK and most standard under-sink 6-stage RO systems. We feature an upgraded 1/4" fast-connect design on post-carbon and alkaline filters, plus FREE anti-leak push adapters and hose clamps included in the box. Swap out your filters in minutes with zero plumbing experience required

Specifications