Dissolved air flotation is considered by many to be an exceptional product in producing cleaner effluent. The KWI DAF is very popular across municipalities, industries and seawater desalination plants.


With more than 10 DAF equipment offerings, KWI has the most complete and widest range of DAF products of any DAF provider globally. Such a diverse product offering, coupled with accurate and experienced design engineering, delivered via. quality manufacturing and supported by excellent customer support, has consistently allowed KWI to meet all the needs of our customers and be one of the world’s leading suppliers for DAF solutions.

Megacell Horizontal

Megacell Vertical



Klaricell RJ




High Speed DAF

Unicell BF


Multi Megacell Vertical

Air Dissolving Systems

Generation I

Air Dissolving Vessel

Reliable Large Capacity Anti-blocking design and easy maintenance

Generation II

Air Dissolving Tube

Small volume (dissolving in 10-20s) Flexible

Generation III

Air Dissolving Reactor

Small residence time and volume No insoluble bubbles at exit Small footprint Anti-blocking design

KWI provides various industries with complete treatment solutions that meet all compliance and discharge regulations as well as fully satisfy our customers‘ requirements. Our expertise allows us to take on the most difficult wastewater challenges with innovative and inspired technical solutions.

Oil & Gas

Pulp & Paper

Pretreatment Technology for SWRO

Municipal Sewage

Sludge Thickening

Water Supply Plants

With our 70 years of experience, we are able to construct the most reliable DAF units worldwide. All our units are made of stainless steel to gain a high durability. KWI is very flexible: you can choose between an individual unit or a fully bespoke system. Both options promise high quality engineering and cost effectiveness.

What we do

We design our process packages, proposing a wide range of customizable solutions to match market challenges.

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Pulp and Paper

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Bleached HTMM for Office Paper Production

Location: Russia

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KWI offers its high level of expertise and innovative technologies in solid- liquid separation solutions to our clients.

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