Description

This under sink chiller boiler Oman system gives you five kinds of water from one stainless steel tap: boiling, chilled, sparkling, filtered ambient and plain ambient. The machine sits inside the sink cabinet, so the counter stays clear. No kettle, no bottle rack, no jug in the fridge.
Why an under sink chiller boiler suits Omani kitchens
Mains water in Muscat runs warm for most of the year and usually carries a high dissolved-solids load along with residual chlorine. Cold water from the tap is rarely cold, and boiling a kettle several times a day wastes both time and electricity. This system filters the incoming supply first, then splits it between a boiler tank, a chiller tank and a carbonator, so every outlet delivers filtered water at the temperature you actually want.
Water quality matters as much as temperature. The WHO drinking water quality guidelines set the benchmark we design residential systems against, and the pre-filtration on this unit removes chlorine, sediment and taste compounds before the water ever reaches the tanks.
Under sink chiller boiler Oman: five outputs from one tap
- Boiling water – tea, coffee, instant noodles and cooking without waiting for a kettle.
- Chilled water – properly cold drinking water right through the Omani summer.
- Sparkling water – carbonation from a CO2 cylinder, adjustable to taste.
- Filtered ambient water – for cooking, baby formula and medication.
- Plain ambient water – for washing and general use.
Features
- Single stainless steel faucet with a safety lock on the boiling outlet
- Concealed installation – tanks, filter and CO2 cylinder all live under the sink
- Front indicator panel showing COLD, CHILLING and HOT status
- Built-in carbonator with CO2 cylinder connection
- CB certified electrical construction
- Compact cabinet that fits a standard 400 mm sink base
Where an under sink chiller boiler Oman installation makes sense

Villas and apartments in Muscat, executive offices and boardrooms, cafes and coffee counters, hotel suites, clinic pantries and staff kitchens. Anywhere people want boiling and chilled water on demand without a countertop dispenser taking up space.
Technical specifications
| Product type | 5-in-1 under sink chiller, boiler and sparkling water system |
| Water outputs | Boiling / Chilled / Sparkling / Filtered ambient / Ambient |
| Faucet material | Stainless steel, single lever |
| Carbonation | Built-in, CO2 cylinder connection |
| Installation | Under sink, concealed |
| Power supply | 230 V / 50 Hz |
| Feed water pressure | 1.5 – 4 bar |
| Certification | CB certified |
| Country of origin | China |
| Warranty | 1 year manufacturer warranty |
| Supplied and installed by | UV Water Systems, Muscat, Oman |
Installation requirements
- Minimum 400 mm of under-sink cabinet width
- 230 V / 50 Hz socket inside or near the cabinet
- 1.5–4 bar mains water feed
- Drain connection for condensate
- Pre-filtration recommended for Muscat mains supply
Maintenance schedule
- CO2 cylinder – replace every 6–8 weeks depending on use
- Pre-filter cartridge – every 6 months
- Tank sanitisation – annually
We supply CO2 refills and replacement cartridges from stock in Muscat, so an under sink chiller boiler Oman customers buy from us is never waiting on an import to keep running.
Buying an under sink chiller boiler in Oman
UV Water Systems handles the whole job: plumbing tie-in, drain and power connection, CO2 cylinder fitting, commissioning and output testing. Our technicians cover Al Hail, Ruwi, Al Khuwair and the wider Muscat area for installation and service calls.
If you want cold and sparkling water but not boiling, look at the WINTEMP SC27CU zip tap. You can also browse our full range of residential water treatment products.
14+ years of water treatment work in Oman, ISO 9001:2015 certified. Call +968 9763 7786 or request a quotation for a site visit.
Frequently asked questions
How long does the boiling water take?
The boiler tank holds hot water ready, so it dispenses immediately. There is no wait once the unit has come up to temperature after installation.
Do I need a separate RO system with it?
Not usually. The unit includes pre-filtration. If your building runs on tanker water or borewell supply with very high TDS, we normally recommend adding a small RO unit upstream, and we will tell you after testing your water.
How much does a CO2 cylinder cost to refill?
Refills are inexpensive and we stock them in Muscat. A typical family gets 6 to 8 weeks from one cylinder.
Can it be installed in an existing kitchen?
Yes. As long as there is 400 mm of clear cabinet width, a power socket and a drain point, our technicians can retrofit an under sink chiller boiler in Oman without any joinery work.
What does an under sink chiller boiler Oman system cost to run?
A CO2 cylinder every 6 to 8 weeks and a filter cartridge twice a year. Both are inexpensive and stocked locally in Muscat.
Is the tap safe with children in the house?
The boiling outlet has a safety lock that has to be pressed before hot water will flow.





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