Home Master TMHP-L
Score: 92/100
iSpring RCC7AK Black
Score: 88/100Rankings
The Home Master TMHP HydroPerfection is a premium under-sink reverse osmosis system featuring 9-stage filtration, UV sterilization, and a non-electric permeate pump for high efficiency. Its main trade-off is the requirement for an electrical outlet and adequate under-sink space for its modular design. It is best suited for eco-conscious households prioritizing water conservation and comprehensive pathogen elimination.
The iSpring RCC7AK-BLK is a 6-stage under-sink reverse osmosis system certified by NSF/ANSI 58 to remove up to 99% of over 1,000 contaminants. It features an alkaline remineralization stage that restores minerals and pH balance, producing bottled-water quality taste without requiring electricity. It is best suited for homeowners seeking superior drinking water quality with bottled-water taste.
| Attribute | | |
|---|---|---|
0.96 GPMbest | 0.052 GPM | |
12 monthsbest | 12 monthsbest | |
9 stagesbest | 6 stages | |
99 %best | 97.9 % | |
| ↓ lower better | 35 PSIbest | — |
| ↓ lower better | 0 micronsbest | 0 micronsbest |
| ↓ lower better | 1 ratiobest | — |
5 yearsbest | 1 years |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Health & Safety(1) | ||
Certifications | NSF, EPA | NSF/ANSI 58 |
Installation & Compatibility(1) | ||
Installation Type | Under-sink | Under-Sink |
Filtration & Performance(3) | ||
Flow Rate (GPM) | 0.96 GPM | 0.052 GPM |
Filtration Stages (stages) | 9 stages | 6 stages |
TDS Reduction (%) | 99 % | 97.9 % |
Maintenance & Warranty(1) | ||
Warranty (years) | 5 years | 1 years |
Dimensions & Build(3) | ||
Height (inches) | 16.0 inches | 19.00 inches |
Width (inches) | 5.0 inches | 16.0 inches |
Depth (inches) | 15.0 inches | 15.5 inches |
Professional reviewers highlight the system's innovative modular design and exceptional efficiency as primary strengths. The combination of a non-electric permeate pump, UV sterilization, and remineralization is noted as a comprehensive solution that solves common problems found in traditional canister and tankless RO systems, such as leaks, slow flow, and high water waste.
User feedback indicates strong satisfaction centered on water quality, efficiency, and ease of maintenance. Customers frequently highlight the 1:1 wastewater ratio as a key selling point and value the remineralization feature for improving water taste. There is a lack of detailed negative feedback or recurring complaints in the available data.
