Odourising Units


Odourising Systems

The market leaders: For over 40 years, LEWA has been building odourisation systems for natural gas, oxygen, nitrogen, carbon dioxide, and other gases.

Flow rates of 0 l/h to 40 l/h and a discharge pressure from 2 bar to 300 bar.

The proven solution for the expanding biogas market!

Lewa World Leading Experience

Odorizing gases is now a complex task with different regulations throughout the world. However, everywhere, odourisation must be monitored and performed proportionally and continuously.

LEWA has the expertise that comes with 40 years of experience and the necessary equipment to create your safe and regulation-compliant odorizing system. Lewa can provide systems for large centralised distribution centres or simple compact packages for individual biogas units.

With LEWA odorizing systems you're placing your trust in the expertise of the market leader for efficient and safe gas odourisation.

Good reasons to choose a LEWA odorizing system

A LEWA odorizing system is a quantity-dependent, gas flow-controlled system with closed loop control and a design that complies with applicable guidelines (including applicable local legislation, ATEX, GOST-R, ASME, Pressure Equipment Directive.


Fully configurable standard components

Each LEWA odorizing system consists of standard components such as the control system, pump, vessel, trough, flow meter, lines & valves, and accessories. These components can be configured on a custom basis and in complete accordance with your requirements.

Our Lewa systems also include integrated visual fill level control which can be used while the pumps are being calibrated.

Reliable and approved components

Our odorizing systems use only tried-and-tested and approved components, while the Lewa diaphragm pumps are completely sealed and offer full reliability during metering. Control elements can be operated via the LEWA Netport@l and are also available in an Ex-protected design. Magnetic, pneumatic or electrically powered pumps can also be provided on request.



Odorizing various gases with various odourants

With LEWA odorizing systems, you can add a special odorant to various gases: natural gas, biogas, LPG, oxygen, nitrogen, carbon dioxide, hydrogen, methane, and many more besides.

Our LEWA odorizing systems are suitable for all odorants. For many years now, our systems have been metering EM, DMS, TBM, THT, and sulfur-free substances for numerous customers with reliability and the utmost precision.

Maximum metering accuracy

The process of odorizing gases is dependent on exact metering accuracy and our LEWA odorizing systems achieve a precision level of ±1%.

Precision flow meter

Precision pumps need a precision meter!. The LEWA KMM 1 flow meter is unique on the market and is able to measure even the lowest volume flows with absolute precision.

Diffusion-resistant metal diaphragm

The metal pump diaphragms are completely diffusion-proof and fail-safe.

Spare parts and service

Fully supported by our factory qualified Kinder-Janes service team