
Kinetico K5 Ultra
Multi-Stage Customisable Filtration · Compact Under-Sink · 10 Year Warranty
Key Features
Customisable Filtration
Choose 3, 4 or 5 stage filtration to suit your needs
Compact Design
Fits neatly under the kitchen sink — minimal space required
10-Year Warranty
Total peace of mind with comprehensive Kinetico warranty
Professional Installation
Installed by our experienced, local engineers
The Kinetico K5 is the ultimate drinking water system with multi-stage, customisable filtration technology. Delivering exceptional performance in a compact design that fits neatly under the kitchen sink, a K5 delivers only the purest water on demand — backed by a 10-year warranty.
Available in three configurations — K5 Pure (3 stage), K5 Pure+ (4 stage with added minerals), and K5 Pure Ultra (5 stage with bio-pure water) — choose the level of filtration that's right for your household.
Technical Specifications
| System Dimensions (h × w × d) | 485 × 155 × 415 mm |
|---|---|
| Air Charge Tank (h × ø) | 360 × 230 mm |
| Minimum Pressure | 2 bar |
| Flow Rate | 1.89 L/min |
| Warranty | 10 years |
Product Description
K5 Pure — 3-Stage Filtration
The K5 Pure features carbon pre-filter, taste and odour cartridge, and a reverse osmosis membrane. It removes bad taste, smell and chlorine, limescale, lead and fluoride, pharmaceuticals and oestrogen — delivering clean, great-tasting drinking water on demand.
K5 Pure+ — 4-Stage Filtration
Building on the K5 Pure, the Pure+ adds a Mineral Plus cartridge that reintroduces beneficial calcium minerals back into the water. All the purification of the K5 Pure with the added benefit of mineral-enriched water for improved taste and health benefits.
K5 Pure Ultra — 5-Stage Filtration
The top-of-the-range K5 Pure Ultra adds VOC Guard and Purefecta filters to the K5 Pure system. In addition to everything the K5 Pure removes, it also eliminates pesticides, bacteria and viruses — delivering bio-pure water for the ultimate in home water purification.
Customisable & Compact Design
Enjoy the purest drinking water on tap with a system designed for exceptional performance. The compact design fits neatly under the kitchen sink, and the multi-stage customisable filtration puts you in full control of hydration in your home. All backed by Kinetico’s comprehensive 10-year warranty.
Explore Our Drinking Water Systems
Pure, filtered drinking water installed in your home

Book A Free Home Survey Today
Our friendly team will visit your home, assess your water needs and provide a no-obligation quote
What To Expect
Speak To Us & Survey
Give us a call or complete our simple 60 second form. We will arrange a free home survey at your convenience.
Tailored Solution & Quote
We will visit your home, assess your needs and provide a no-obligation quote for the best solution.
Installation
Our experienced engineers will install your new water softener or drinking water system at a time that suits you.
Ongoing Support & Salt
We offer ongoing support, servicing and salt delivery to keep your system running smoothly.
Our Services
We offer a full range of services from sales & installation of water softeners to ongoing maintenance and supplies
What Our Customers Say
“Ben was very knowledgeable and gave us great advice. The installation was completed quickly and the team left everything spotless.”
“From the beginning, speaking to Edith, Ben coming to the house and Will fitting the water softener the service was impeccable and would thoroughly recommend this company to anyone. An excellent product has been fitted and we are now enjoying beautiful water. Thank you all so much.”
“First class installation of new water softener, Very tidy and neat.”
“The drinking water system has transformed our kitchen. No more plastic bottles and the water tastes amazing. Installation was quick and hassle-free.”
“Fantastic fitting and service very professional looking forward to using soft water as we are in a very hard water area”
“We have been customers for over 10 years. The annual service is always prompt and professional. Would not use anyone else for our water treatment needs.”
Are You Fed Up With The Impacts Of Hard Water?
Emily was looking to protect her new build home in Shaftesbury, Dorset from the impacts of limescale. After living in her new house for two years ago and consequently became frustrated with the impacts of limescale.
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