AUTHORIZED PROLINE® DISTRIBUTOR

Proline® Tankless RO Systems & Replacement Filters

ProlineQC® is a tankless reverse osmosis drinking water system from WaterWorld USA, designed around compact under-sink performance, on-demand purified water, easy cartridge replacement, reduced wastewater, and clear digital monitoring for everyday homes, offices, schools, restaurants, and more.

AUThorized IntelliClear® Distributor

Simple steps to cleaner water

Choose the IntelliClear® platform, pick the right system for your home, then keep it performing with premium replacement filters.

Why Proline®

Trusted tankless filtration designed for everyday life — fresh water on demand, less waste, and easy ownership.

The Tankless RO System

Premium reverse osmosis with no storage tank — compact, modern, and built to deliver crisp, clean water whenever you need it.

Replacement Filters & Essentials

Everything you need to keep your system running like new — OEM replacement filters, maintenance essentials, and easy reorder options by model.

AUTHORIZED PROLINE QC DISTRIBUTOR

Proline QC® Tankless Reverse Osmosis Systems

Proline QC is the next evolution in reverse osmosis — a tankless, space-saving system with quick-change cartridges, integrated design, and a clear digital display for real-time TDS and filter-life tracking. Supported by Stratus for easy long-term ownership.

Why Proline QC

  • Tankless innovation — on-demand RO purification in an ultra-compact footprint.
  • Integrated manifold design — clean, simplified internal plumbing for a modern install.
  • Unique quick-change cartridges — easy cartridge replacement with clear labeling.
  • Less wastewater — efficient tankless design compared to older-style systems.
  • 400 GPD-class performance — high rejection TFC membrane built for everyday use.
  • Clear digital display — shows real-time TDS + cartridge life + system status.

Built for real homes

Digital monitoring
Inlet/Outlet TDS + filter life
Quick-connect install
Color-coded tubing + back ports
Leak protection
Leak detector shut-off valve included
What’s included (typical kit)

Main unit + 4 cartridges (PP sediment, CTO carbon block, RO membrane, T33 post carbon).

Accessory box typically includes the faucet + connector, 3-way ball valve, color tubing (red/blue/green), transformer, drain clamp, adapter, and instruction manual.

Kit contents can vary — confirm your specific model page for included items and replacement compatibility.

Filter stages & typical replacement timing
  • PP (spun sediment): 3–12 months (pump-hour based indicator)
  • CTO (carbon block): 3–12 months (pump-hour based indicator)
  • RO membrane: 12–36 months (pump-hour based indicator)
  • T33 (post carbon): 3–12 months (pump-hour based indicator)

Actual life varies by water quality and usage — the digital faucet/indicator helps track when it’s time.

Simple ownership

  • Auto flushing — built-in flushing helps extend cartridge life and maintain performance.
  • Quick cartridge swaps — rotate 90° to remove/replace, then reset the cartridge timer.
  • Cold-water only connection — designed to tap into the cold supply line.
  • Install-friendly — quick-connect fittings and clear tubing routing.
A few install notes (quick)
  • Leave about 4 inches behind the unit for proper water flow.
  • If feedwater pressure is above 60 psi, a pressure regulator is recommended.
  • On first use, run water for 10–15 minutes to flush cartridges.

Shop Proline QC at Stratus

Explore the Proline QC tankless RO lineup and compatible replacement cartridges. Stratus helps you choose the right setup and keep it running smoothly with replacement guidance and compatibility checks.

What you’ll find hereTankless RO systems + cartridges
Best forSpace-saving, on-demand drinking water
SupportSetup help + replacement matching
Operating range (at-a-glance)
  • Feed water: municipal tap water
  • Feed pressure: 15–60 psi
  • Feed TDS: ≤ 250 ppm
  • Feed temp: 45–110°F
  • Chlorine: ≤ 0.2 ppm
  • Rejection: 90–99%

Specifications and included components vary by model. Confirm compatibility and filter requirements on the product page before ordering. Replacement timing varies by water quality and usage.

What Customers Are Saying

Real installs, real water improvements—from homeowners and installers.

“Installed the Proline QC—compact footprint and the taste difference is night and day.”
Sofia M.
Homeowner • Austin, TX
“The IntelliClear 800 keeps up with our café’s ice maker all day. Clear ice, zero chlorine taste.”
Marco D.
Installer • Seattle, WA
“Pro600 faucet showed 12 ppm out of the box. Pots fill fast and maintenance is simple.”
Olivia W.
Homeowner • Chicago, IL
“Swapped an old tank system for the RO600—constant pressure and no waiting for refills.”
Ryan S.
Installer • San Diego, CA
“We run the IntelliClear 800 in our bakery—great flow and the water makes our coffee pop.”
Hannah B.
Café Owner • Portland, OR
“Install for the Proline QC took about an hour. Clear instructions and noticeable taste upgrade.”
Priya K.
Homeowner • Phoenix, AZ

Why Choose Stratus?

Fast shipping, genuine OEM components, and real support from water pros.

Fast shipping

Most US orders ship in 1–2 business days, so downtime stays low.

Ships in 1–2 days

Genuine OEM parts

No knockoffs. Just genuine IntelliClear, Proline & Clack components you can trust.

Authorized Seller

Trusted by installers

Chosen by commercial and residential installers across North America.

Top Rated

US-based support

Real humans, real help—before and after the install.

Real support

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