
Home Master Artesian TMAFC-ERP
Score: 88/100
Express Water Alkaline UV
Score: 88/100Rankings

The Home Master TMAFC-ERP Artesian is a high-performance under-sink reverse osmosis system featuring patented remineralization and a permeate pump for exceptional water efficiency. Its main limitation is the requirement for adequate under-sink space and specific water pressure conditions. It is best suited for households seeking high-purity, alkaline water with minimal maintenance and environmental impact.

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 | ![]() | ![]() |
|---|---|---|
1.07 GPMbest | 0.035 GPM | |
12 monthsbest | — | |
7 stages | 10 stagesbest | |
99 % | 99.99 %best | |
| ↓ lower better | 35 PSIbest | 40 PSI |
| ↓ lower better | 1 ratiobest | — |
5 yearsbest | 1 years | |
| ↓ lower better | 12 inchesbest | 19 inches |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Installation & Compatibility(1) | ||
Operating Pressure (PSI) | 35 PSI | 40 PSI |
Filtration & Performance(5) | ||
Flow Rate (GPM) | 1.07 GPM | 0.035 GPM |
Filtration Stages (stages) | 7 stages | 10 stages |
TDS Reduction (%) | 99 % | 99.99 % |
Micron Rating (microns) | microns | null microns |
Pure to Drain Ratio (ratio) | 1 ratio | null ratio |
Maintenance & Warranty(2) | ||
Filter Lifespan (months) | 12 months | null months |
Warranty (years) | 5 years | 1 years |
Dimensions & Build(3) | ||
Height (inches) | 12.0 inches | 19.0 inches |
Width (inches) | 16.0 inches | 14.0 inches |
Depth (inches) | 20.0 inches | 5.0 inches |

Products in the top-left offer the best value (high score, low price).

Professional reviewers and editors praise the TMAFC-ERP for its innovative Full Contact remineralization, which addresses common issues like acidity and tank degradation found in traditional RO systems. Experts highlight the 98% contaminant removal rate, the hygienic modular design, and the extended 2,000-gallon filter life as key advantages over competitors. The system is noted for delivering exceptionally pure mineral water with a 2x flow rate and easy DIY installation.
Everyday consumers commonly praise the great-tasting alkaline water, the ease of tool-free filter swaps, and the significantly faster flow speed compared to standard systems. Recurring complaints focus on the high wastewater volume when the ERP pump is not used and occasional leaks during the initial setup phase, though users note that the modular design simplifies repairs.




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.