An under-sink RO purifier
Drinking water from its own tap. A carbon stage reduces chlorine, odours and off-tastes, and the membrane holds back most dissolved salts.
Read more about under-sink RO purifiersVillas and flats · Muscat
Under-sink purifiers, hot and cold dispensers and water softeners. We install them and come back to service them.
Illustration of an under-sink reverse osmosis purifier in a kitchen cabinet drawn in fine lines: filter housings in a row, a membrane housing, a small tank and its own tap on the worktop. Stages differ by model.
Choose one and we'll suggest a machine. Nothing is sent until you send it.
Drinking water from its own tap. A carbon stage reduces chlorine, odours and off-tastes, and the membrane holds back most dissolved salts.
Read more about under-sink RO purifiersA softener swaps the minerals that cause scale for sodium, so less scale builds up in pipes, heaters and appliances.
Read more about water softenersDrinking water at home without buying bottles: hot and cold from a dispenser, or from a purifier's own tap. Taps and features differ by model.
Read more about hot and cold RO dispensersTell us what you'd like to change. We can test your water. Ask us how it works.
Read more about water testingChoose a part to see where it sits. Stages differ by model.

Illustration of an under-sink reverse osmosis purifier that can be turned. Each part button shows one part: where water comes in, the sediment, carbon, membrane and final stages, the tank and tap, where the unit sits, and the parts replaced at service visits. A blue line shows the water's path to the tap; an amber line shows the drain line.
Water in. Your mains or tank water comes in here. Follow the blue line through every stage to your tap.
Sediment. Catches sand, rust and silt, so the finer stages last longer.
Carbon. Reduces chlorine, odours and off-tastes.
RO membrane. A very fine membrane that holds back most dissolved salts. What it holds back leaves through the drain line.
Final stage. A last polishing stage for taste, just before the tap.
Tank and tap. Some models keep clean water in a small tank; tankless models make it as you pour. It comes out of its own tap.
Under your sink. The unit sits in the cabinet under your sink.
The service visit. These are the parts we replace at service visits. How often depends on your water and how much you use.
We don't sell fear. People choose a purifier for better taste, for less scale in kettles, for worries about their storage tank or to stop buying bottles. If you're unsure about your water, we can test it.
Ask us for a price for your home.
Yes. The membrane holds back most dissolved salts, and they leave with some of the water through a drain line. How much differs by model and by your water.
No. It holds back most dissolved salts, not all. A purifier treats the water at your tap, not the tank or the pipes.
It depends on your water and how much you use. At service visits we replace the parts that are due.
No. An under-sink purifier treats the water at its own tap. For less scale across the house, ask about a water softener.
Tell us. We'll suggest what suits a rented home.
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