VIOMI PFAS Reduction RO System — 9-Stage, 800 GPD, Tankless Under-Sink, NSF/ANSI 372/53/42 Certified

Clean, convenient water with a compact, tankless design

The VIOMI PFAS Reduction Reverse Osmosis System brings a powerful filtration solution under the sink without crowding your cabinet. With an 800 GPD capacity and a slim footprint, it merges performance and practicality for everyday use, making it easier to access purified water on demand.

What makes this system stand out

• NSF/ANSI 372, 53, and 42 certifications confirmed by independent testing for reliability and safety signals.
• Tankless, space-saving design that frees up under-sink real estate and reduces bulk.
• 9-stage filtration with true 0.0001 micrometer precision targets a broad range of contaminants while preserving essential minerals.
• PFOS/PFOA reductions up to 99.60% and TDS reductions up to 90.35% are documented in SGS testing.
• Long-lasting filters with a total lifespan of up to 4 years, plus an extra PCB filter for extended use.
• Efficient 3:1 pure-to-drain ratio helps minimize wastewater while delivering consistent purity.
• High-capacity 800 GPD flow: a 7-ounce cup can be filled in about 6 seconds.
• Smart maintenance cues, including an LED faucet that glows orange when a replacement is due, and quick, tool-free filter swaps.

Real-world use and practical benefits

• Ideal for households that want reliable, great-tasting water for drinking, cooking, and beverages without sacrificing cabinet space.
• Fits most under-sink areas thanks to its compact profile and 20-minute, 4-step installation guide.
• Eco-conscious operation with a cleaner water cycle thanks to the efficient pure-to-drain ratio.

Note: This system is not compatible with refrigerators or ice makers. Ensure you have an electrical outlet and follow the included installation guide for best results.