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A modern kitchen setting with an under-sink reverse osmosis system installed beneath the cabinet.

RO Water

Tired of tap water that tastes off? Many households turn to RO Water for a fresher, cleaner option. With a Reverse Osmosis Water Filter, you can cut out impurities, enjoy pure drinking water, and say goodbye to endless bottled water runs—all from the comfort of home.

What is RO Water?

RO water refers to water that has been purified using a Reverse Osmosis Water Filter. 

This system pushes water through a fine membrane, removing impurities, chemicals, and excess minerals. The result is fresh, clean, and safe drinking water that tastes noticeably better than tap water.

The Benefits of an RO Water Filter System

  • Cleaner taste – removes chlorine, fluoride, and unwanted odours.

  • Healthier choice – reduces heavy metals and microplastics.

  • Convenient – no need to buy bottled water.

  • Versatile – options available for kitchens, offices, and commercial use.

Find the Perfect RO Water System for Your Home

Looking to buy RO water systems? At Regal Flow, we stock a wide range of under sink RO systems, countertop RO machines, and compact reverse osmosis purifiers. 

Whether you’re short on space or want a high-capacity unit, there’s an option tailored to your needs.

Under Sink RO Systems vs. Countertop Units

  • Under sink RO: discreet, plumbed-in, high daily output. Perfect for families.

  • Countertop RO: portable, easy to install, no plumbing required. Ideal for flats, rented homes, or offices.

A close-up shot of a chrome 3-way kitchen tap dispensing crystal clear RO water into a glass, with a blurred modern kitchen background.

Essential RO Filter Replacements and Maintenance

Like all filters, RO membranes and cartridges need regular replacement. We offer a full range of RO filter replacements to keep your system working at its best. Regular maintenance ensures:

  • Consistent water quality.

  • Longer system lifespan.

  • Reduced risk of clogs and leaks.

Why Choose Our RO Purifier?

We partner with trusted brands like Osmio, Hommix, and Frizzlife, giving you proven performance and reliable aftercare. Every system is backed by our fast, free shipping and easy returns guarantee.

Where to Buy RO Water

You can shop directly through Regal Flow’s RO collection, or explore our dedicated under sink RO systems.

FAQs

What does RO water mean?
Reverse Osmosis water, purified through a membrane.

Is RO water safe to drink NHS?
Yes, it is considered safe.

Is it healthy to drink RO water?
Yes, it removes harmful contaminants.

What are the disadvantages of RO water?
It may remove beneficial minerals, and systems waste some water.

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a male and female customer support agent at a esk
Need help choosing the right product or guidance on installation?
For any inquiries, feel free to call us at 0121 630 1130 or email info@regalflow.co.uk - we are a friendly team !
Contact Us
a male and female customer support agent at a esk
Need help choosing the right product or guidance on installation?
For any inquiries, feel free to call us at 0121 630 1130 or email info@regalflow.co.uk - we are a friendly team !
Contact Us