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Barista working at a professional espresso machine

Hotels · Restaurants · Cafés

Water for hospitality and foodservice

From the espresso machine to the glasswasher, water is part of the result you serve and the equipment you operate. Build a treatment plan around each appliance, the incoming water and your service periods.

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Recommended treatment by equipment

In a hotel or restaurant, each appliance has its own water specification. The table links the most common equipment to the treatment usually selected and to the product families available in the professional catalogue.

EquipmentUsual treatmentProduct families
Espresso and coffee machinesCarbon filtration, or reverse osmosis with blending to control hardness and mineral contentKinetico RO Compact, Commercial 1000 DF, VIQUA carbon cartridges
Combi-steam ovensSoftening or reverse osmosis according to the oven manufacturer’s water specificationKineticoPRO CP and CC Series, Kinetico Purecleer SLIM HL
Glasswashers and dishwashersSoftening, with reverse osmosis for a spot-free glass rinseKineticoPRO CC Series, Watermark WS duplex, Kinetico Purecleer
Ice machinesSediment and carbon filtration, with UV where the supply requires itVIQUA housings and cartridges, VIQUA VT
Hot water production and laundryCentral softening sized on peak demandWatermark WS duplex, Watermark MTS755
Drinking water for guests and staffMains-fed dispensers with filtration or UVK7FCT dispenser, HORECA 45/55 IN, AWA tap

The final choice depends on your water analysis and on each appliance manufacturer’s requirements, which take precedence.

Frequently asked questions about water treatment in hospitality

Why treat the water supplying coffee machines?

Hardness forms scale in boilers and group heads, while too little mineral content affects extraction. Treatment aims for the range specified by the machine manufacturer, usually by filtration or by reverse osmosis with blending.

Is one central softener enough for a restaurant?

Often for hot water and warewashing, but coffee machines and ovens usually need point-of-use treatment matched to their own specifications.

Can treatment continue during service?

Yes. Twin-tank and duplex softeners keep supplying softened water while one column regenerates, so service is not interrupted.

Which information should I send for a hospitality project?

The list of appliances with their brands and models, the water hardness, the number of covers or rooms and the service periods. The appliance manufacturers’ water specifications help select the right treatment for each point.

Related pages

Guides by equipment

Detailed pages on the water each appliance needs, the parameters to check and the usual treatment.

Water treatment for laundries

For an in-house laundry or a commercial laundry, define the water hardness required by the washing equipment and the operating pattern. The machine manufacturers’ requirements and the inlet-water analysis guide equipment selection.

For an equipment quotation or tender, list the machines, their capacities, cycles per day and simultaneous operation. Specify peak flow, daily water consumption, quantities to be supplied, the delivery country and any tender reference.

Prepare a quotation or tender requestFind technical documents

Discuss your water treatment project

Describe your application and site. Add the available water analysis, flow requirements and equipment references to help us understand your project.

Fields marked with an asterisk are required.

Select the country where your company is based.
Select the country of the installation or project.
Choose Advice needed if the appropriate treatment has not yet been identified.
Optional. Enter the required peak flow in m³/h. Leave blank if unknown.