
3MRO501 Reverse Osmosis Water Filtration System
3MRO501 is a reverse osmosis (RO) water filtration system that delivers great‑tasting drinking water by reducing dissolved solids and common aesthetic impurities right at the sink.
- Multi‑Stage Treatment: Sequential pre‑filters, RO membrane, and post‑filter for clean, fresh‑tasting water.
- Under‑Sink Installation: Fits neatly in standard base cabinets with a dedicated faucet.
- Everyday Confidence: Ideal for drinking, cooking, coffee, and tea.
- Low‑Effort Upkeep: Quick‑change cartridges simplify routine maintenance.
At a Glance:
- NSF/ANSI Certified: 42, 53 & 58
- Service flow rate: ~0.6 gpm (2.3 L/min)
- Sanitary Quick-Change (SQC) replacement cartridges
RO technology is a trusted option for households that want consistent, high‑quality water on demand.
Compatible with
Pairs well with

3MRO501 Reverse Osmosis Water Filtration System