iSpring RCC1UP-AK
Score: 88/100
Express Water Alkaline UV
Score: 88/100Rankings
The iSpring RCC1UP-AK is a high-performance 7-stage reverse osmosis system featuring UV sterilization and a booster pump for consistent flow. It offers exceptional water efficiency with a 1.5:1 waste ratio and removes up to 99% of contaminants. It is best suited for homeowners with variable water pressure who prioritize comprehensive purification and efficiency.
The Express Water 100 GPD system is a multi-stage under-sink water filtration unit that integrates reverse osmosis, UV sterilization, and alkaline mineralization to remove up to 99.99% of contaminants. It offers comprehensive purification for large households, though the slow flow rate and space requirements are notable trade-offs. It is best suited for large households (8+ people) seeking comprehensive water purification.
| Attribute | | |
|---|---|---|
0.07 GPMbest | 0.035 GPM | |
7 stages | 10 stagesbest | |
99 % | 99.99 %best | |
| ↓ lower better | 30 PSIbest | 40 PSI |
| ↓ lower better | 0 micronsbest | — |
| ↓ lower better | 1.5 ratiobest | — |
1 yearsbest | 1 yearsbest | |
| ↓ lower better | 19 inchesbest | 19 inchesbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Health & Safety(1) | ||
Certifications | NSF/ANSI | NSF |
Installation & Compatibility(2) | ||
Installation Type | Under Sink | Under-sink |
Operating Pressure (PSI) | 30 PSI | 40 PSI |
Filtration & Performance(5) | ||
Flow Rate (GPM) | 0.07 GPM | 0.035 GPM |
Filtration Stages (stages) | 7 stages | 10 stages |
TDS Reduction (%) | 99 % | 99.99 % |
Micron Rating (microns) | 0.0001 microns | null microns |
Pure to Drain Ratio (ratio) | 1.5 ratio | null ratio |
Maintenance & Warranty(1) | ||
Filter Lifespan (months) | months | null months |
Dimensions & Build(3) | ||
Height (inches) | 19.00 inches | 19.0 inches |
Width (inches) | 5.30 inches | 14.0 inches |
Depth (inches) | 15.50 inches | 5.0 inches |
Products in the top-left offer the best value (high score, low price).
The provided search results do not include detailed professional reviews, editor commentary, or substantial expert critiques. The product is described as an upgrade to the standard RCC7AK-UV system, suggesting it represents an improvement in the product line, but specific professional praise or criticism is not available in the sources.
The search results provided do not include detailed user reviews, testimonials, or consumer feedback sections. Consequently, there is no data regarding common praise, recurring complaints, or general sentiment from everyday users for this specific model.
Professional reviews are limited, but the product carries NSF certification for its reverse osmosis components, validating its contaminant reduction claims. The system is distinguished by its triple-technology approach, integrating UV sterilization and alkaline mineralization with standard RO filtration, placing it in the premium category for comprehensive purification.
Users generally rate the system highly, praising its ability to produce clean, great-tasting water and its comprehensive filtration capabilities. The automatic leak detection and easy installation are frequently highlighted positives.
