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💦 Elevate your hydration game with pure, mineral-rich water on demand!
The EXPRESS WATER UV Reverse Osmosis System delivers up to 100 gallons per day of purified, alkaline water by removing 99.99% of harmful contaminants through an 11-stage filtration process including UV sterilization. Designed for easy under-sink installation, it features a 4-gallon storage tank, smart leak detection, and adds essential minerals for enhanced taste and health benefits. Certified to NSF standard 58, this system is ideal for homes, apartments, and offices seeking premium water quality without the hassle.









| ASIN | B01N0OERWZ |
| Best Sellers Rank | #77,655 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #182 in Under-Sink Water Filters |
| Brand | Express Water |
| Brand Name | Express Water |
| Capacity | 4 gallons |
| Container Type | Bottle |
| Customer Reviews | 4.5 out of 5 stars 1,759 Reviews |
| Global Trade Identification Number | 00641990962642 |
| Included Components | RO Water Filtration System, 4 gallon Water Storage Tank, Tank Valve & more |
| Included components | RO Water Filtration System, 4 gallon Water Storage Tank, Tank Valve & more |
| Installation Type | Under Sink |
| Item Dimensions L x W x H | 38.1L x 12.7W x 43.2H centimeters |
| Item Weight | 14.06 kg |
| Manufacturer | Express Water |
| Material | Modern Chrome Faucet |
| Material Type | Modern Chrome Faucet |
| Maximum Flow Rate | 0.8 Gallons Per Minute |
| Model Name | ROALKUV10 |
| Model Number | ROALKUV10* |
| Number of Items | 1 |
| Other Special Features of the Product | 5 Stages Natural Alkaline Remineralization, Ultraviolet Sterilizer, Stainless Steel Housing |
| Part Number | ROALKUV10M |
| Power Source | Electric current |
| Product dimensions | 38.1L x 12.7W x 43.2H centimeters |
| Purification Method | Reverse Osmosis |
| Special features | 5 Stages Natural Alkaline Remineralization, Ultraviolet Sterilizer, Stainless Steel Housing |
| Supported Water TDS Level Maximum (PPM) | 2000 |
| UPC | 641990962642 |
| Unit Count | 1 Count |
L**A
Great Taste, UV For Well Water Safety
Reviews are great. My nephew has had it for years and highly recommended it. I looked at several different RO systems and got this 100 Gallons Per Day reverse osmosis system with UV filter. Whole house was too expensive and too hard on my septic tank. This installed fairly easily. The flushing procedure was lengthy, but now we have worry free drinking water for cooking, coffee, ice, and pets. Our well water is high in iron with a bad taste and there is always a concern for bacteria with well water. This Express water UV reverse osmosis system gives us great tasting water with the security of a UV filter to kill bacteria. The UV filter leaked badly on startup. I had to remove the quartz tube and reposition the Oring which stopped the leaked. The tank leaked from the top fitting until I tightened it a little more until the leak stopped. The 3 big filters on the bottom all leaked. It said the O rings were pretreated with food grade silicone lube, so I didn't add any. If I had to do it again I would put a film of food grade lube to ensure a good seal. I had to tighten all 3 large filters a lot to stop the leaking. The spigot handle was loose and dripped on the counter, but after a few days it tightened up and stopped leaking. I guess the internals needed to swell up with water and make it tight. Overall we are very happy and excited about this system. It will pay for itself in 5 months for the cost of water we were buying to drink.
J**.
Excelente opción
Excelente producto. Lo use como reemplazo a un purificador viejo que solo hacía filtrado y cloración. Este es muy fácil de instalar (quien invento las conexiones rápidas es un genio). Es modular y fácilmente se identifica donde va casa pieza, todo va por colores. Excelente sabor del agua. Lo único malo es que el sistema de RO desperdicia mucha agua (mas o menos produce 5 litros de rechazo por 1 litro purificado), pero esto es un problema común con todos los sistemas de RO y es parte del diseño. En mi caso, en vez de drenarlo al drenaje (como lo indica el manual) lo dirigí a un contenedor afuera para usar esa agua de rechazo para el trapeador y el riego del jardín.
S**M
Great quality across the board
Install was easy. Upgraded from a proprietary system and I wanted control over maintenance. First of all. The packaging was phenomenal. The quality of product and detailed instructions is 2nd to none. I now have better water quality with the remineralization and the difference coming from a 50gpd to a 100gpd is very noticeable. I did however miss installing the OUT with the pre assembled red tube tucked away. The instructions were towards the back of the manual and I was going by the diagram at the front pages. I get that there's an option for this line but it should be pre assembled to the OUT and if someone decides to go with the optional product they can just remove the line themselves. What a mess it made when I opened the water valve. Great product by the way!
M**A
La tranqulidad de beber agua limpia
No tan fácil de instalar como dice la publicidad, es laborioso pero no complicado. En mi caso no hubo suficiente presión de agua en la tubería de mi casa, de tal forma que tuve que comprar una bomba especial para sistemas de ósmosis inversa (a otra compañía pues el fabricante ya no las vende) asi como un switch de alta presión que automatiza el funcionamiento de la bomba. El sabor del agua es completamente diferente y supera cualquier agua embotellada del mercado. La tranquilidad de no tener que beber agua que haya venido envasada en una botella de plástico y los tóxicos que liberan al agua. Casi no puedo creer que ya no tenemos el permanente y engorroso ritual de comprar garrafones de agua. La empresa es muy amable y servicial si tienes preguntas durante el proceso de instalación y después. muy contento con este producto
R**R
Works fine, takes awhile to install and startup cycles for water filters
Overall very please with this product's quality and function. For decades used water from refrigerator filter, but found out it didn't screen sodium (which contributes to artery hardening and high blood pressure) so sought alternative which only is Reverse Osmosis, as we use a salt water softener. The instructions are fairly simple and most diagrams are clear and color coded tubes so makes for ease but not 100% error-free install as some dependency on text interpretation did require a tad of rework. Plus there is 'just enough' filter tubing for a basic, very near to water supply and counter install so if you have an unusual configuration may need to buy additional hose as my message to the manufacturer asking for more was ignored/unfilled. This unit is fairly tall, so I had to rearrange the filters atop and tie them together with nylon ties to fit under the sink - beware!!!!! especially if you have a deep sink well as cabinet height clearnace could be restricted. There's not much options for the filter module relocation so if you can move them around to be overall lower height well it's a product return for you. This aspect disappointed me and took a bit of ingenuity to work around that most customers would not want to contend with. As for the product install, did have some human error with tubing install so had a leak or two but once found easy to remedy - but again, if tubes supplied are too short and you stress out the plug-in connections - oops water water everywhere. I also bought the 3-year (?) filters product so I don't have to worry too much about manufacturery supply. I bought a water test kist and ALL the readings were in compliance and happy to say most (but I think one) were ZERO reading. BTW, we are on well water, and mentioned we use a salt water softener and a whole house inline sediment filter. The manufacturer did reply about the drainage tube install location/alternative as you do need to drill a hole into an existing drain pipe AT THE PROPER LOCATION which is probably the most stressful aspect aboutg the install. Tapping into the existing water supply using an adapter (rather than old fashioned screw-in puncture tap) was convenient and trouble free. Would buy again, but probably buy some extra tubing for install convenience.
Trustpilot
5 days ago
3 weeks ago