Clean AIR

Emission Control Systems for Retrofitting

State-of-the-Art Test Solutions

Integral Insulation Solutions

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Proventia provides technologies and services for engine, machine and vehicle industries. We develop and supply exhaust aftertreatment components and systems for diesel engines. We offer one-of-a-kind modular test laboratories and centres for the challenges of engine and vehicle development.
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Our solutions and products

OEM Emission Control

We develop and supply exhaust aftertreatment components and systems for Original Equipment (OE) diesel engine and machine manufacturers.

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Retrofit Emission Control

Our retrofit technologies eliminate the toxic diesel emissions from older vehicles and machines.  Proventia's most efficient retrofit system, NOxBUSTER® DPF+SCR, reduces both PM and NOx to the minimum and enables emission upgrades up to EURO 6.

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Test Solutions

We design modular test laboratories for the automotive and machine industry. Our solutions cover the needs of combustion and electric engine, powertrain, hybrid, component and battery testing. The modular concept scales from a single laboratory up to large test centres.

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NOxBUSTER® City now with ABE approval available

Proventia Oy has received German General Operating Permit (ABE) for its NOxBUSTER® City system. The approval applies to nitrogen oxide reduction systems for retrofitting diesel city buses in Germany. Read more in German>> or in English>>

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