Culligan AC Slim RO

The Culligan Aqua Cleer Slim is a cutting-edge direct flow reverse osmosis system, delivering exceptional-quality drinking water right from your kitchen tap.

Thanks to its direct flow technology, there’s no more waiting for a refreshing glass of water. And with its sleek and compact design, the Culligan AC Slim allows for ample space under your kitchen sink.


Space-saving design

Installing this under-sink drinking water system in your home, ensures you get pure, great-tasting water without sacrificing precious countertop space. And thanks to its space-saving design, you won’t find a tangle of pipes when you open your kitchen cabinet.

Despite its compact design, this system consistently provides high-quality drinking water, free from a range of contaminants including odours, chlorine, fluoride, nitrates, heavy metals, chemicals, pesticides, organic matter, sediments, particles, and more.

Multi-stage filtration

The carbon block filter eliminates impurities, turbidity, and chlorine-induced unpleasant tastes and odours, addressing common water quality issues.

Using advanced Reverse Osmosis filtration, water is directed through semi-permeable adjustable osmotic membranes, reducing fixed residue levels, resulting in lighter and safer water by eliminating unwanted substances.

Better water for drinking and cooking

This reverse osmosis water filtration system provides superior drinking water and cooking water by effectively removing impurities, contaminants, and undesirable tastes, ensuring a purer and more refreshing drinking experience.

The system’s advanced filtration process guarantees that the water used in cooking enhances the natural flavours of ingredients, resulting in more delicious and appetising meals.


Replacing bottled water with filtered water provides an eco-friendly and cost-effective solution, with the reduction of single-use plastic bottles. Plus, the Culligan AC Slim minimises its environmental footprint by utilising a design that uses only a minimal amount of disposable plastic components.

High capacity

For households with high water consumption demands, this RO system can silently provide a generous daily output of 150-180 litres of filtered water. Enjoy instant improvement in water quality and taste, enhancing the clarity and flavour of your teas and coffees while preventing limescale buildup in your kettle.

Tested and certified

Rest assured knowing that Culligan Pure Ultra-filtration is backed by rigorous testing and holds the CE certification, meeting the highest performance and safety standards. Additionally, it has undergone extensive microbiological testing to guarantee its exceptional performance and safety.



Filter Assembly
351mm (Width) x 107mm (Depth) x 394mm (Height)
Standard Storage Tank
229mm (Diameter) x 356mm (Height)
Medium Storage Tank
279mm (Diameter) x 356mm (Height)
Large Storage Tank
394mm (Diameter) x 610mm (Height)

Storage Tank Capacity

7.6 litres
11.4 litres
34.2 litres

Reverse Osmosis Efficiency Rating


Reverse Osmosis Recovery Rating


Installation & maintenance service

A professional service you can trust. We’ll take care of everything for you.


At Culligan, our highly skilled technicians receive rigorous training to ensure the seamless installation of our water systems. We’re committed to providing not only a white-glove service but also an efficient and friendly experience for our customers.


Our water filtration system maintenance service is designed to keep your product running at its peak performance. Our expert technicians provide thorough cleaning and sanitisation to ensure the smooth and efficient operation of your unit.

Culligan service van


Our callout customer service is available to assist you whenever you need us. Whether it’s addressing a sudden issue, answering your questions, or scheduling maintenance, our dedicated team is just a call away.

Key features at a glance

  • Certified system enhances water taste, eliminates viruses and bacteria.
  • Specialised filter to prevent back-flow contamination.
  • Silent pump ensures efficient water output.
  • Carbon block filter removes impurities, turbidity, as well as chlorine-induced odours and tastes.
  • Space-efficient design fits seamlessly into your home.


Get in touch with our experts

Please fill out this form so that we can contact you abour your enquiry. You can also arrange for a free personalised water analysis in your home or through a virtual online demonstration.