Odorizing system
The German LEWA GmbH is known for its quality products. The odorizing unit is part of the company’s wide product range.
The LEWA odorizing unit is intended for biogas as well as liquefied natural gas.
For more than 40 years, customers from all over the world have placed their trust in LEWA systems
for odorizing gas. Our portfolio ranges from systems for micro flow metering, such as biogas plants, to
gas pressure regulating stations. This process always entails quantity-based odorization regulated by the gas flow.
The systems are used for odorizing various gases such as LPG and CNG, as well as for
feeding liquefied natural gas into a distribution network. They are also used to odorize oxygen and industrial gases.
Metering pumps
LEWA ecodos® mechanical diaphragm metering pump.
Technology: Mechanically actuated diaphragm metering pump with monitored 4-layer sandwich diaphragm for low pressure
LEWA ecoflow® diaphragm metering pump
LEWA ecosmart® diaphragm metering pump

Safe
We use only tried and tested control and regulating systems for smooth operation. LEWA controllers are compatible with all
proven fl ow meters and can also be provided in explosion-proof housing.
Economical
The flexibility of our systems makes it possible to provide reliable, precise and cost-saving dosing of all common odorants such as THT, mercaptan, sulfur-free odorants or any kind of mixtures.
Flexible
LEWA odorizing systems can be used for a wide variety of gases, such as natural gas, LPG, CNG, biogas, and technical gases.
Custom-made solutions
We work with you to find the right solution for every requirement. We manufacture customer-specific systems, with standard
modules or even with special components. All components are perfectly optimized and synchronized with one another.