Skip to product information
1 of 25

Under Sink Water Filter System with 6-Stage RO and Alkaline

Under Sink Water Filter System with 6-Stage RO and Alkaline

19811 total reviews

Regular price $280.99 USD
Regular price $362.71 USD Sale price $280.99 USD
Sale Sold out
Taxes included. Shipping calculated at checkout.

Engineered for Purity – The BrandiSpring Under Sink Water Filter System features an authentic 6-stage reverse osmosis process with pH-alkaline remineralization, reducing over 1,000 contaminants including fluoride, PFAS, chlorine, lead, and heavy metals. It’s NSF 58 certified and precisely designed to enhance water quality, taste, and mineral balance—delivering crisp, clean water on demand.

Smart, Transparent Design – This system includes a clear first-stage housing, letting you visibly track sediment buildup for timely filter changes. The brushed nickel faucet and leak-resistant tubing ensure longevity, while a top-mounted fastener system allows for easy above-sink installation—no crawling underneath required.

Mineral-Rich Hydration – The AK mineral stage replenishes essential trace minerals, delivering naturally alkalized water with a balanced pH, just like spring water. This not only supports hydration but helps neutralize acidity, promoting long-term health and better-tasting water.

No Electricity Needed – Perfect for energy-conscious homes, this non-electric filtration system performs efficiently with simple water pressure, offering peace of mind during power outages or off-grid living. Its durable materials and smart engineering make it a long-term upgrade for your kitchen or bar sink.

What Customers Say – Users praise the water’s taste and clarity, noting the system is easy to install with helpful video tutorials. They appreciate the clear instructions, solid build quality, and affordability over time. While most reviews are positive, a few customers mention occasional faucet leaks.

  • Brand: BrandiSpring
  • Capacity: 75 gallons/day
  • Filter Stages: 6 (including pH remineralization)
  • Installation: Under Sink (no electricity required)
  • Product Dimensions: 15.5” L x 16” W x 18” H
  • Included: RO System, Brushed Nickel Faucet, Storage Tank, Extra Tool Set
  • Materials: Polyethylene, Polypropylene, ABS, Polystyrene
  • Filter Replacement Kits: F4AK (6-mo), F9K (1-yr), F19K75 (2-yr), F28K75 (3-yr)
  • Optional Add-on: Compatible with refrigerator ice makers (ICEK sold separately)
View full details
Your cart
Variant Variant total Quantity Price Variant total
Under Sink Water Filter System with 6-Stage Reverse Osmosis and pH Alkaline Remineralization - imprüv
Brushed Nickel / 6-Stage, AlkalineB005LJ8EXU
Brushed Nickel / 6-Stage, AlkalineB005LJ8EXU
Regular price
$362.71
Sale price
$280.99/ea
$0.00
Regular price
$362.71
Sale price
$280.99/ea
$0.00
Under Sink Water Filter System with 6-Stage Reverse Osmosis and pH Alkaline Remineralization - imprüv
Brushed Nickel / 5-StageB003XELTTG
Brushed Nickel / 5-StageB003XELTTG
$263.99/ea
$0.00
$263.99/ea $0.00
Under Sink Water Filter System with 6-Stage Reverse Osmosis and pH Alkaline Remineralization - imprüv
Black / 5-StageB0D6ZCPRJ8
Black / 5-StageB0D6ZCPRJ8
$288.99/ea
$0.00
$288.99/ea $0.00
Under Sink Water Filter System with 6-Stage Reverse Osmosis and pH Alkaline Remineralization - imprüv
Black / Alkaline RO w/ BLK FaucetB0CN7JB1VD
Black / Alkaline RO w/ BLK FaucetB0CN7JB1VD
Regular price
$351.00
Sale price
$300.00/ea
$0.00
Regular price
$351.00
Sale price
$300.00/ea
$0.00

View cart
0

Total items

$0.00

Product subtotal

Taxes included. Discounts and shipping calculated at checkout.
View cart

Product Disclaimer: The products sold on this website are not intended to diagnose, treat, cure, or prevent any disease. Consult your physician before using any supplement, especially if you are pregnant, nursing, have a medical condition, or are taking medication. Individual results may vary. The statements on this site have not been evaluated by the Food and Drug Administration (FDA). Use at your own discretion.