IntelliClear 1000 GPD Tankless Reverse Osmosis System

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NSF certified systems available

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The IntelliClear® 1000 is a premium, tankless reverse osmosis drinking-water system built for homes and light-commercial sites that demand the purest water at high flow. Built on the NSF/ANSI 58 & 372 certified IntelliClear® platform, it delivers up to 1000 gallons per day of on-demand purified water.

Why customers choose IntelliClear

  • 7-stage precision filtration removing contaminants down to 0.0001 micron
  • Tankless design — always-fresh water on demand with no storage tank to recontaminate
  • 2:1 low drain ratio — only 1 cup of drain water for every 2 cups purified, up to 6× more efficient than traditional RO
  • Smart faucet with real-time TDS display, filter-life reminders and an IPX7-rated LED
  • Auto RO flush self-maintains the membrane for longer filter life
  • Lead-free & leak-free — all water-contact parts are NSF/ANSI 372 lead-free
  • DIY-friendly, space-saving — compact under-sink footprint, simple 3-step filter changes, no need to shut off the water

Backed by WaterWorld USA and 25+ years of water-purification experience. IntelliClear is quoted per project — request a quote and our team will help you spec the right model for your home or business.

  • Filtration Stages 7
  • Filter Technology Sediment, Carbon Block, RO Membrane, Post-Carbon (7-stage)
  • Micron Rating 0.0001 micron
  • Flow Rate 1000 GPD
  • Contaminants Removed Reverse osmosis reduces up to ~99% of total dissolved solids (TDS) including lead, arsenic, fluoride, nitrates, chromium, PFAS, chlorine byproducts, and other dissolved contaminants down to 0.0001 micron.
  • NSF Certifications
    • NSF/ANSI 58
    • NSF/ANSI 372
  • Lead Free
  • Included in Box IntelliClear tankless RO unit, smart TDS-display faucet, filter set, and installation kit.

Free shipping on orders over $50. Most orders ship within 1–2 business days directly from our authorized suppliers. You'll receive tracking information via email.

Need it faster? Contact us for expedited shipping options: contact@reinwaterusa.com

All under-sink water filtration systems sold by Rein Water USA include manufacturer warranty. Crystal Quest systems carry a limited warranty — see product listing for terms. Brondell systems include a 1-year limited warranty on parts and labor, excluding consumable filters.

To make a warranty claim, contact contact@reinwaterusa.com with your order number and proof of purchase.