Complete Undersink Reverse Osmosis System by RKIN
Undersink Reverse Osmosis System by RKIN Infographic
Undersink Reverse Osmosis System by RKIN with Inlet with Tubing
Undersink Reverse Osmosis System Faucet 2 by RKIN
Undersink Reverse Osmosis System Tank by RKIN
Undersink Reverse Osmosis System Parts by RKIN
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RKIN Flash AlcaPure Edition Undersink Reverse Osmosis System with Chrome Lead-Free Faucet

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Regular price
$199.45
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$199.45
Regular price
$299.95
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RKIN Water Systems Advantage
  • Transforms ordinary tap water into pure, healthy, and delicious drinking water.
  • AlcaPure Edition for Alkaline 7-8 pH.
  • Removes up to 99% of all contaminants: Fluoride, Chlorine, Heavy Metals & others.
  • NSF/ANSI 58 Certified Reverse Osmosis Membrane.
  • Comes with 1 Year Warranty.

SUPERIOR TASTE & PURITY

ALCAPURE™ FOR ALKALINE PH OR ONLIPURE™ FOR ZERO TDS

Reverse Osmosis Made Simple

Easy installation with different options for interchangeable filter cartridges allows you to tailor the Flash R.O. system to specifically address your water purification needs.

 

Efficient Filtration

75-Gallon Per Day Reverse Osmosis Membrane delivers 50% faster pure water production compared to most other undersink reverse osmosis water filters.

 

Easy Installation

Comes fully assembled, this light weight system can be mounted under the sink or secured in place with velcro.

Silent Operation

Pump-less operation makes the filtration process the quitest in the market.        

 

Sanitary Filter Replacements

Quick and easy twist on and off filter replacements without the need to drain filter housings and deal with leaky o-rings.

DELICIOUS PURITY

FLASH R.O. WATER FILTER REMOVES UP TO 99% OF CONTAMINANTS

Reverse Osmosis Water Filter

Choice of 2 Exclusive Post-filters


  • AlcaPure Edition Filtered Water has a small amount of Calcium and Magnesium Minerals returned back to purified water to give you a taste comparable to your favorite bottled water: Alkaline 7-8pH, with beneficial minerals added.
  •  
  • -OR-

    OnliPure Edition (Coming Soon) Filtered Water brings the TDS reading to zero. Zero TDS or Total Dissolved Solids is perfect for people who want Absolute Purity.

Space Saving Design


Undersink space is at a very high demand, and your undersink water filter should not be taking up most of it.

Flash R.O. system's slim design and a small tank will allow for more storage space.

DIMENSIONS:

Flash R.O. Dimensions - W 5.5", L 14", H 16"
R.O. Tank Dimentions - W 11", L 11", H 14.5"
R.O. Tank can be placed vertically or horizontally

Reverse Osmosis Undersink Water System
Reverse Osmosis Water Filter Faucet

Chrome Lead Free Faucet


Chrome Gooseneck Leadfree faucet with easy to use bat-style handle makes filling up drinking glasses and whole pitchers effortless.

Undersink Reverse Osmosis Water Filter

5 STAGES OF ADVANCED FILTRATION

Reverse Osmosis Water System Sediment Prefilter

STAGE 1 – Five-Micron Sediment Filter

Unique gradient pore structure traps larger particles in its outer layer and smaller ones in the inner layer, effectively removing particles such as sand, sediment, and rust.


Reverse Osmosis Water System Carbon Prefilter

STAGE 2 and 3 – Activated Carbon Block Filter

Coconut-based activated carbon block filter with high adsorption capability removes harmful chemical residues and carcinogens such as VOCs, THM’s, pesticides, eliminating foul odors, bad taste.


Reverse Osmosis Water System RO Membrane

STAGE 4 – Reverse Osmosis Membrane

NSF/ANSI 58 Certified reverse osmosis membrane with 75 Gallon Per Day filtration capacity purifies water by blocking virtually all the harmful contaminants. It’s the heart of the reverse osmosis system.


Reverse Osmosis Water System Post Filter

STAGE 5 – Choice of Exclusive Post Filter

OnliPure™ The specialty Ion Exchange Media inside our OnliPure Post Filter reduces any left over contaminants after the Reverse Osmosis process to zero TDS. Measure and confirm from your home with a simple TDS meter.

- OR -

AlcaPure™ Polishing Alkaline Post Filter returns beneficial minerals – Calcium and Magnesium to purified water for the best taste. It also increases the alkalinity of the water to a perfectly balanced level of 7-8 pH.

WHAT ARE TOTAL DISSOLVED SOLIDS OR TDS?

Total Dissolved Solids Or TDS

is a measure of the dissolved combined content of all inorganic and organic substances present in a liquid. TDS is sometimes referred to as parts per million (ppm). You can test water quality levels using a digital TDS meter.

Primary sources for TDS in Receiving Waters

are agricultural & urban runoff, clay-rich mountain waters, leaching of soil contamination, & point source water pollution discharge from industrial or sewage treatment plants.

TDS in parts per million (PPM)

Reverse Osmosis Water Filter TDS

Chart values represent national U.S. averages. Actual TDS levels for geographic regions may vary.

DON'T HAVE A TDS METER? GET ONE FOR FREE.

Reverse Osmosis Water Filter TDS Meter

How does your water measure up?

TDS meters measure your water quality using PPM, or parts per million, to give you your water’s “purity score.”

We want you to be aware of your water quality.
This is why we would like to offer you a FREE TDS meter, just cover $3.99 shipping.

Get this TDS meter and find out how your water measures up using the chart above.

NEW CUSTOMERS ONLY. LIMIT 1. WHILE SUPPLIES LAST.

If you are an existing customer or would rather pay for your TDS meter, please click here to complete your purchase.

FREQUENTLY ASKED QUESTIONS

What are the dimensions of the Flash Reverse Osmosis Filter?

A: Flash R.O. Dimensions - W 5.5", L 14", H 16", R.O. Tank Dimentions - W 11", L 11", H 14.5", R.O. Tank can be placed vertically or horizontally

What if I want to switch post-filters of the Flash R.O. later?

Switching from the AlcaPure edition to the OnliPure edition, or vice versa, is as easy as ordering a different post-filter.

How often do the filters need to be changed and how much do they cost?

Every 12 Months.

AlcaPure Edition: $69.95 per complete set of 3 filters consisting of two pre-filters and one AlcaPure post filter.

OnliPure Edition - Coming Soon: $79.95 per complete set of 3 filters consisting of two pre-filters and one OnliPure post filter. Depending on local water quality filters may need to be replaced more often to maintain 0 TDS.

Can I use another faucet other than the one that comes with the system?

Any faucet specifically made for RO systems with a 1/4" connection would work with the Flash RO system.

How often does reverse osmosis membrane need to be changed and how much does it cost?

Every 2-4 years. The Flash R.O. Membrane costs $49.95. You will know right away if the membrane has failed because the unit will not function as usual.

How do I order replacement filters?

If you sign up for our filter subscription program during checkout, the replacement filters will be delivered to you every 12 months automatically. Otherwise, replacement filters can be ordered on our website or over the phone.

Does the Flash R.O. use proprietary filters available only from RKIN and reseller partners?

Yes, we designed our own filters to make filter changes as easy as possible.

What is the Warranty on Flash Undersink Reverse Osmosis Water Filter?

You get unconditional 1 year money back Guarantee, which includes warranty for the same period. Buyer pays return shipping after 30 days of purchase on refunded orders. Free shipping on warranty replacements.

What If I Have Questions Or Need Support?

You can always call us at 1-800-803-4551 Monday through Friday 9AM-5PM EST or submit a request here.

  • SPECS
  • REPLACEMENT COMPONENTS
  • SHIPPING & DELIVERY
  • PRICE MATCH GUARANTEE

RKIN© Flash AlcaPure Edition Undersink Reverse Osmosis System with Chrome Lead-Free Faucet

If the water being filtered is from a public water supply, it will comply with requirements and your RKIN Flash Undersink Reverse Osmosis System will substantially improve the water quality.

 

For indoor non-commercial application only.

Protect from excessive cold or heat: do not expose to temperature below 39°F (4°C) or above 113°F (45°C).

Flash R.O. Dimensions - W 5.5", L 14", H 16"
R.O. Tank Dimensions - W 11", L 11", H 14.5"

Inlet water quality limits:

Max Total Dissolved Solids (TDS) 800 mg/L
Max Hardness 25 gpg (428 mg/L)
Sulphide, Iron & Manganese <0.1 mg/L
Chlorine <4 ppm, pH 3-11, Turbidity 5 NTU Max.

Your water quality may affect the longevity and replacement frequency of the filters.

First Stage Filtration - 5 Micron Filter. MPN: RC-FT-82. Replace every 12 months or as needed.

Second Stage Filtration - Carbon Block Filter. MPN: RC-FT-92. Replace every 12 months or as needed.

Third Stage Purification - 75 Gallon Per Day RO Membrane. MPN: ZIPM75. Replace every 24 months or as needed.
Hardness over 10 gpg (171 mg/L) may reduce the lifespan of the RO membrane. If the filtered water production decreases over time, please replace the RO membrane and substitute 2nd stage Carbon Block filter with PPH Anti-Scale Carbon filter to prevent premature RO membrane failure due to hardness build up.

Fourth Stage - AlcaPure Post Filter, MPN - RC-ZIPFAP, Replace every 12 months or as needed. OnliPure Post Filter, MPN: RC-DIPFL2.5x10. Replace as needed.

Free standard shipping within US and Canada.

Orders are usually shipped the same or the next business day and delivered within 2-5 business days. RKIN fulfilment network is able to deliver Zero Installation Purifier to 95% of US population within 2 business days. Subject to in-region item availability and seasonal carrier shipping performance.

Order tracking numbers are emailed as soon as they become available. If you do not receive your tracking number within 24 business hours, please check your spam folder.

We work diligently to make sure that we offer the best prices for our products online. If you come across another retailer offering a lower price for our products than we are within 12 months of your purchase date, please let us know and we will refund you the difference in price.

We want you to feel confident that you are getting the absolute best price for the product you are ordering from us. If you find that our own website, www.rkin.com, has lowered the price for the same item you ordered within 12 months of your purchase date, please let us know and we will refund the difference in price.

REVIEWS

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5.0 Based on 1 Reviews
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TS
08/25/2020
Thomas S.
United States United States
Maginal

Just had unit installed. Have not used it yet, but looking forward you it. Advertised that it came with a faucet. NO FAUCET. Not real happy about that!

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