About Us

Dr Milos Krofta Dr Milos Krofta Dr Milos Krofta
Founded more than 60 years ago by the pioneer of DAF; Dr Krofta, KWI UK Limited (formerly Krofta Engineering Limited) as part of the KWI Group offers Dissolved Air Flotation expertise around the globe.

Over this time, the KWI Group have supplied more than 4,700 installations in 77 countries and are renowned for supplying high quality, robust and cost-effective solutions. With our own manufacturing facility in Ferlach, Austria; we are proud to offer our customers a full life cycle of services from design concept, laboratory and pilot plant testing, supply, commissioning, aftersales support, spare parts, servicing and refurbishment.

We are a leading global supplier of DAF products and solutions with the widest range of standard products available.

With five main KWI offices around the world, our international experience adds value to the local support we can offer our customers, wherever they are.

Austria
Austria
Auengasse 8
A-9170 Ferlach
Austria
Tel: +43 4227 3266
Fax: +43 4227 3449
France
France
Savoie Technolac,
Modul A, 27 allée du lac d’Aiguebelette, BP 353
73372 Le Bourget du Lac cedex
France
Tel: +33 4 79 60 80 24
USA
USA
SafBon Water Technology
9208 Palm River Road, Suite 302
Tampa, FL 33619, USA
Tel: +1 813.549.0182
China
China
SafBon Water Services
Rm 702, Bldg 5, Hongqiao Hub
Minhang District, Shanghai
Tel: +86 21-62569366

  • Long term expertise in design, engineering and production
  • Dedicated specialists in Stainless Steel production
  • EN-ISO 9001 and 14001 Certified
  • Part of the worldwide production and technology pool of Group

Fabrication

With our own dedicated factory in Ferlach, Austria we specialise in high-quality stainless steel fabrication. All of our products are fabricated in a suitable grade of stainless steel material, ensuring a corrosion free long life, extraordinary strength and reliability. We are proud of our machines commonly still operating after 40 years.

Our Ferlach Workshop

Mechanical
Welding
Cutting
Treatment

CUTTING

  • SS-steel up to 10 mm
  • Mildsteel/Carbonsteel up to 12 mm

PLASMA CUTTING

  • SS-steel up to 15 mm
  • Mildsteel/Carbonsteel up to 20 mm

CNC TURNING LATHE

  • 3 axle for maximum setting distance 1500 mm
  • max. clamping diameter 260 mm

DRILLING MACHINES

  • Slots between 5 – 80 mm

WELDING

  • TIG certified process
  • MIG/MAG certified process

PICKLING/PASSIVATION

  • Brush, spraying and dipping

PAINTING

  • Spraying for Mild/Carbon steel parts

1949

Krofta Engineering SpA is founded by Dr. Milos Krofta in Milan, Italy.

1951

A new headquarter is established in Lenox, Ma, in order to coordinate the growth of activities worldwide.

1970

The successful activity of the company leads to the opening of the Krofta engineering college – Lenox Institute Water Technology.

1972

A brand new high performance DAF is designed and patented with the name of Supercell.

1981

The company designs, deploys, patents and installs a new unique combination of DAF clarification and double media sand filtration.

1987

In the late eighties, Krofta Group opens its own workshop in Austria as a dedicated manufacturing and engineering center.

1999

The new DAF patented Megacell concept is developed and installed

2000

The Krofta worldwide group is globally reorganized under the new trademark of KWI.

2001

KWI started a restructuring plan in order to create an equity structure.

2002

Dr. Krofta passed away. Operational headquarter was shifted from USA to Austria.

2003

The new management team of KWI Worldwide was appointed.

2002-2015

Period KWI introduced innovations products (Unicell, Flotofilter, Unicell BF, Ecocell, API Separator, Lamella Settler)and patents (ADR, DryClean, Energy Recovery System, Coalescence Filter, DC Screen).

2016

KWI is a member of Shanghai SafBon Water Service Co., Ltd. Mrs Vivian Lu was appointed as General Manager and CEO Today KWI is the only company worldwide with the most complete range of DAF Dissolving Air Flotation (11 applications)