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RUAG Ventilatorenfabrik Oelde GmbH plant
RUAG Ventilatorenfabrik Oelde GmbH plant
Large fan
Plant Alanod Ventilatorenfabrik Oelde GmbH
Exhaust fans
Plant Prismadecor Ventilatorenfabrik Oelde GmbH
Plant Heisler Ventilatorenfabrik Oelde GmbH
Krones Ventilatorenfabrik Oelde GmbH plant
Plant RRD Ventilatorenfabrik Oelde GmbH
Innovative air technology
comes from Venti Oelde

Air is our passion – leading technology is our claim. Our systems capture, convey, clean and separate air, gases, vapours, dust and light materials precisely, energy-efficiently and reliably – even under the most demanding operating conditions. Our portfolio ranges from powerful industrial fans and complete exhaust air, dedusting and conveying systems to solutions for cooling, sorting, separating and drying.

Rely on quality, efficiency and innovation – with Venti Oelde.

If it works with air,
we can build it.
Wilhelm Hupe, co-founder of Venti Oelde, in 1930

Fans for every application

Discover our robust industrial fans.
Durable, quiet, easy to maintain and energy-efficient.
Tailored to all your requirements!
Illustration of large and special fan

Power and endurance for industry

Large and special fans from Venti Oelde are used in almost all key industries. They are the “heart” of industrial plants and processes, as they are mostly in use around the clock, for example in the cement and steel industries as well as in the chemical industry and refining plants, in power stations and waste incineration plants. Other areas of application are the mining, food, glass and woodworking industries, to name just a few.

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Industrial fan illustration

Fans for every application

The conceptual spectrum of radial industrial fans comprises high-pressure versions for the handling of gases and dust-free air, fans to handle woodchips and materials, high-efficiency fans for transporting gases and dust, and large fans for dust-laden air. For the circulation of hot gases with temperatures exceeding 1,000 °C, or for corrosive gases, we build special fan models from corrosion-resistant materials.

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Illustration Centrifugal fan

Radial fans – the optimal solution for powerful and durable industrial applications

Venti Oelde develops customized centrifugal fans for conveying air, gases, and steam – with and without solid matter. Our durable, low-noise, and maintenance-friendly fans are used in almost all industries. With a wide performance range from less than 5,000 to over 3,000,000 m³/h volume flow and pressure differences of up to 65,000 Pa, we offer the optimal solution for every requirement. Our centrifugal fans can be designed for temperatures up to over 500 °C and can be customized to suit individual requirements – from single or double suction to various drive types.

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Illustration of conveying fan

For a continuous flow of material

Material transport fans are mostly used in the wood industry, but solid particles are also pneumatically transported in many other industrial applications. Even when the requirements are extreme, our material transport fans ensure that material flows reliably.

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Illustration of high-pressure fan

High pressure presents no problem

Venti high-pressure fans combine intelligent technology with outstanding quality. Venti high-pressure fans can be used in almost limitless ways, but especially as pressure-increase fans in industrial processing and chemical engineering, for the fluidisation of powders, dusts and granulates transport in the cement, paint and plastics industry, as forced-draft fans for firing plants, as combustion air fans in industrial furnaces, glass-melting pans and smelting plants. Our high-pressure fans work over pressure ranges from 30 to 250 mbar.

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Figure Circulation fan

Effective fans for hot processes

Our circulating fans can withstand temperatures of up to 1,000°C and are used for tempering, annealing and hardening furnaces, as well as for core drying. To operate the furnace system economically an even and fast exchange of heat is required. The air cooling system used by Venti Oelde has proved itself again and again under the toughest conditions. The Venti Oelde Duplo shaft cooling system prevents the transfer of heat from the furnace through the shaft to the particularly sensitive roller bearings.

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Tear fan illustration

The processing of excess continuous material

With tearing fans, we can shred continuous material such as edge strips which arise, for instance, during the manufacture of paper, cardboard and fibreboards. The fan’s design is dependent on the width of the edge strips, the roll-off speed and the type and thickness of the material. The tensile strength and coating of the waste are also determined and used in the calculations. The impeller blades are fitted with replaceable cutters or saw-strips, with which the continuous strips are shredded.

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Axial fan illustration

Special kiln shell cooling in the cement industry

To cool rotary kiln jackets, and for other cooling processes in cement factories, swivel-mounted axial fans blow air onto the outer surfaces. There is a fixed version or there is an option to make the axial fan manoeuvrable. Specially adapted nozzle systems provide an optimum cooling effect.

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Illustration of large and special fan

Power and endurance for industry

Large and special fans from Venti Oelde are used in almost all key industries. They are the “heart” of industrial plants and processes, as they are mostly in use around the clock, for example in the cement and steel industries as well as in the chemical industry and refining plants, in power stations and waste incineration plants. Other areas of application are the mining, food, glass and woodworking industries, to name just a few.

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Customised air technology engineering

Innovative concepts and customised solutions for sustainable, economical and reliable processes in your industry. From the technology leader with over 90 years of air technology expertise.

Latest news

Exhibition Thumbnail Future Steel Forum 2026
Trade shows
Future Steel Forum 2026
03/06/26 - 04/06/26
Bologna/Italy
We make air work for you