RO-TWIST – Supreme 4-Stage 75 GPD Twist Easy Filter Change Undersink Reverse Osmosis Water Systems for Drinking Water
- Premium-grade & Ultra-Pure Drinking Water System
- Refreshing, Crisp Taste Superior to Bottled Water
- 75 Gallons/day — complete 4 stage system
- Twist-lock easy filter change-outs
- Exceptional water production rate with less waste water ratio
- Compact & stylish design to save space for your under-sink cabinet
- Comes with Premium Designer Faucet and 4 Gallon Tank
- 100% lead-free designer faucet to make your counter top look great
- Lifetime support by team of WQA certified water specialist

Healthy, Great Tasting, Ultra-Pure Drinking Water
Right from your kitchen tap! This complete reverse osmosis water filter will produce an unlimited supply of bottled-quality drinking water while removing any chlorine, unpleasant tastes, and odors and up to 99% of harmful contaminants to produce clean and refreshing water that everyone will enjoy. This will improve the flavor of coffee, tea, and ice cubes—everything tastes better with RO water! Plus, it comes with a 100% lead-Free designer faucet that sits next to your main faucet and makes your counter-top look great!
Highest Quality & Satisfaction Guaranteed
With two decades of experience in reverse osmosis system design and production, our reverse osmosis systems have been proven to deliver the finest filtration and durability. This gold standard RO system guarantees the highest contaminant removal rates, giving you the purest water possible. Your health will never be compromised with a RO-TWIST system.

Guaranteed to Remove the Followings:
✔ Aluminum | ✔ Ameobic | ✔ Arsenic + 3 | ✔ Arsenic + 5 |
✔ Asbestos | ✔ Bacteria | ✔ Barium | ✔ Bicarbonate |
✔ Boron | ✔ Cadmium | ✔ Calcium | ✔ Chloride |
✔ Chloramines | ✔ Chlorine | ✔ Chromate | ✔ Chromium-3 |
✔ Chromium-6 | ✔ Copper | ✔ Cyanide | ✔ Cysts |
✔ Fluoride | ✔ GenX | ✔ Giardia | ✔ Haloacetic Acids (HAA5) |
✔ Herbicides | ✔ Iron 2 | ✔ Lead | ✔ Magnesium |
✔ Manganese 2 | ✔ Mercury | ✔ Nickel | ✔ Nitrate |
✔ Per-and Polyfluoroalkyl Substances (PFAS) | ✔ Perfluorooctanesulfonic Acid (PFOS) | ✔ Perfluorooctanoic Acid (PFOA) | ✔ Pesticides |
✔ Pharmaceuticals | ✔ Phosphate | ✔ Potassium | ✔ Protozoa |
✔ Radioactivity | ✔ Sediment | ✔ Selenium | ✔ Silver |
✔ Sodium | ✔ Strontium | ✔ Sulfate | ✔ Total Trihalomethanes (TTHM) |
✔ Turbidity | ✔ Viruses | ✔ VOCs | ✔ Zinc |

20 Years Experience. Designed, Engineered and Assembled In The USA
APEC has 20 years of successful experience in creating the finest water filtration systems from our California facility. All APEC reverse osmosis systems are designed, engineered, assembled, and tested in-house using high-quality parts to ensure that a trouble-free system arrives at your door. Our superior engineering, design expertise, and attention to details have earned our products the distinction of being the most durable water-filtration systems on the market.
Quickest Filter Change for Simplistic Maintenance with Ultimate Performance
RO-TWIST incorporates only top-rated filters for complete water purification. Built with the original, top-notch JG Quick-Connect fittings allow installation of the filters in a matter of seconds, no wrenches needed! In addition, the twist-lock design allows easy and secure filter change-out. Just twist and replace your water filter in a snap. Enjoy the longest-lasting performance and easy maintenance with these industry-leading filters!


Light & Compact Design to Fit Nicely & Save Space
Ultra compact design makes the system fit easily and elegantly into your under sink cabinet and allows maximum use of the under counter space. The design also eliminates the need for additional housings, reducing the chance for weeping or seepage. Easy twist-lock filter change only requires minimum space. The space-saving design is perfect for compact under sink cabinet with limited storage space.
Stringent Quality Control Process = Peace of Mind
Systems are put through a rigorous multi-point quality control process to eliminate even the slightest component imperfections. This system will provide you with the ultimate satisfaction and peace of mind with reliable operation that is free from noises, leaks, and clogs.


Fully Automated
Fully automated system will effectively treat tap, well, and hard water at variable water pressures with extreme pH and hardness levels.

Universal Standard
System uses industry standard parts and components, which makes finding and replacing any part or filters on the unit simple and cost-effective.

Easy Installation
Easy to install and low maintenance: save homeowners up to $1,029 or more a year + time and hassle from buying costly, heavy bottled water.

Upgrade Available
Fully scalable and upgradeable making it a great investment for a growing family.
Referral Rewards
Referral program pays big, so you can have “free drinking water” forever!

Manual | RO-TWIST |
---|---|
SKU | RO-TWIST |
Specification | High Performance System Components:1st stage Sediment Filter (TW-SED): Removes dust, particles, and rust. Protects and extends the life of the membrane and system. 2nd Stage Carbon Filter (TW-CAB): Reduce chlorine, tastes, odors, cloudiness and colors, as well as removes VOCs and other common chemicals from the water. Protect thin film membrane. 3rd Stage 75 GPD Membrane (TW-MEM-75): Reduce total dissolved solids and remove contaminants such as arsenic, lead, fluoride, chromium, radium and much more. 4th Stage Post Carbon Filter (TW-CAB-TCR): Remove any possible residual and taste. Specifications & Dimensions:System Capacity: 75 gallons per day @ 60 psi, 49 gallons per day @ 50 psi Tank Capacity: 4 gallons Tank Dimensions: 11" x 11" x 15" Feed Water Pressure: 40-85 psi Feed Water Temperature: 40-100 deg F Max Total Dissolved Solids: 1500 ppm System Dimensions: 15" x 4.5" x 15" Feed Water pH: 2.0 -11.0 System Package Weight: 20 lbs |