Definox Valves


Definox Valves

About Definox Products

HSS is the sole Authorised Distributor for all definox products in the UK.

Definox designs and manufacturers a complete range of Valve products and specific equipment for the Food, Brewing, Chemical, Pharmaceutical and Cosmetic industries.


Definox ranks as a leading manufacturer of stainless steel valves and accessories in the world. Their manufacturing plant is equipped with the most modern equipment (machining, automatic polishing, and orbital welding).


The Definox laboratory has control equipment which allows the analysis of raw materials (mass spectrometer), the carrying out of destructive or non-destructive tests (test bench, fluorescent penetration test station, etc.) as well as specific measurements, such as three-dimensional, surface finish, welding radiography, shore hardness, resistance.


Definox manufacturers it's products not only in accordance with the international standards, BS, SMS, DIN, US and ISO standards, but also according to the requirements of the main international laboratories including FDA, INRA, IFBM, 3A, CETIM and EHEDG.

The range of valves include: Butterfly Valves, Single Seating Shut-off and Changeover Valves, Mix-proof Shut-off, Change-over and Independent Seat Valves, Tank Bottom Valves, Diaphram and Ball Valves.

Complementing products include: Sampling Valves, Pressure and Vacuum Relief Valves, Non-Return Valves and Sight Glasses.

Definox technologies:

  • High precision machinery guaranteeing a standard surface finish of 0, 8 um.
  • Use of PFA or better floating seals
  • Volumetric analysis of components, through the design and finish of our products, ability to resist thermal and mechanical shocks, high pressure, aggressive chemical products and ensuring complete cleaning.
For further information please contact HSS at Tel: 01772-315277 or

Email:sales@hss-ltd.co.uk