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Industrial Silencers and Noise Control

TIO BV (Technische Industriële Onderneming), established in 1934, is a wordwide leading manufacturer of industrial silencers and exhaust accessories for small, medium and large diesel and natural gas engines as well as inlet and outlet silencers for any situation where gasses are flowing.

Parallelweg 9,
2921 LE Krimpen a/d Ijssel,

Parallelweg 9,
2921 LE Krimpen a/d Ijssel,

TIO lead

TIO BV (Technische Industriële Onderneming), established in 1934, is a wordwide leading manufacturer of industrial silencers and exhaust accessories for small, medium and large diesel and natural gas engines as well as inlet and outlet silencers for any situation where gasses are flowing.

Our comprehensive and versatile range of products are supplied to customers active in numerous fields including, marine, offshore, power generation, gensets and total-energy, process industry, petrochemical industry, railroad, machines and vehicles. About half of all sales are to customers outside the Netherlands, placing the company as a worldwide supplier.

Customised silencers

Customized silencers are our specialty. We can produce a virtually infinite range of custom-built silencers in a wide variety of materials, sizes and shapes, including round, oval and rectangular cross-sections. If preferred, we can design your own range of silencers, as we did for some of the leading equipment and engine manufacturers.

Our modern 65,000ft² facility in Krimpen aan den IJssel, the Netherlands, is well-equipped for the production of silencers. All components are in-house engineered and manufactured. One of our main strengths is therefore a very short delivery time. Our logistics and expediting departments manage all of your shipping requirements, whether it is a simple accessory or a silencer.

More than 65 people are fully dedicated to the design, engineering and production of our products. These people, together with our well-equipped facility gives us the capability to handle orders of any size, any shape or complexity. Combining these product options with superior quality, innovation, competitive prices, great service and short delivery times makes TIO your perfect partner for your project.

Acoustic engineering

We are committed to engineering excellence and to design the right silencer to meet your specific noise requirements, regardless of shape, size or complexity, from a cylindrical to a box-type silencer, from a single component to a turn-key application. Our engineers are ready for you – we carry out noise measurements, noise reports and acoustic calculations, as well as velocity and back-pressure calculations of your complete installation. In addition to this, we can also advise in vibration control, mounting, material selections and strength calculations.

Industrial silencers and spark arresters

TIO BV has developed the broadest range of inlet and exhaust silencers designed to meet the requirements for any application. We provide absorption, reflection and reactive silencers, spark arresters (in any shape and if required) and combinations of these in one silencer housing.

In summary, the TIO BV inlet and exhaust silencer types and applications and our other exhaust related products are:

  • Inlet and exhaust silencers for all types of engines
  • Blow-off silencers, vent silencers or pulsation silencers
  • Silencers for gas turbine applications
  • Silencers for blowers and compressors
  • Silencers for boilers
  • Silencers for fans
  • Pressure silencers, with F.E. PED, ASME or TUV qualification
  • Ducting with built-in silencers
  • Chimneys with built-in silencers
  • Spark arresters
  • Expansion bellows
  • Mountings

Industrial silencers field of applications

Our silencers are used worldwide in the following fields:

  • Marine
  • Offshore
  • Power generation, gensets and total-energy power plants
  • Process industry
  • Petrochemical industry
  • Railroad
  • Machines and vehicles
  • Dry and wet bulk-handling installations

Vacuum Truck Silencers by TIO BV

TIO BV has been supplying vacuum truck silencers for a wide range of international operating clients for many decades.

TIO BV Cogeneration Exhaust Experts

TIO BV has been a cogeneration exhaust expert for several decades. The company supplies directly to global cogeneration engine manufacturers and indirectly to a wide range of engine distributors, installers and end users.

Gas Engine Exhaust Specialists

TIO BV is a world-leading gas engine exhaust specialist, offering expert advice and Made in Holland solutions.

High Power Exhaust Specialists

Following our cogeneration newsflash from last month, we are now very proud to announce that, at the very beginning of this years summerholidays, we have orders for the exhaust silencers for nearly all leading brands high power gas engines.

TIO Yacht Exhaust Systems

While yet some months in operation, we are now very proud to officially present TIO Yacht Exhaust Systems BV to the world.

8.5MW Gas Engine Exhaust Silencers

This 8000mm long horizontal DN1000 resonance / absorption silencer is a great example of the international character of our company.

Green Dutch Cogeneration Power

In late afternoon sunlight: this fully in SS304/1.4301 executed, vertical secundary DN500 radial in and radial out silencer will be installed on the exhausts of a decentralised cogeneration plant, together with a carbon steel primary resonance silencer.

ASME Silencers 2.0bar(g) Almost Finished

Our paint and expediting departments have put the finishing touches on a total of thirteen pressurised blow-off silencers for another project in the US.

Six 10MW Gasengine Exhaust Silencers Destination USA

The final items out of a total of six large exhaust silencers are getting ready now. The stainless-steel DN900 resonance / absorption exhaustgas silencers will silence the exhausts of six 10MW gasengines serving a gas powerplant in the USA.

TIO BV silencers for industry leading Dutch dredgers

This 'as Dutch as you ever get' industry leader, known as one of the largest dredging companies in the world, also uses TIO BV exhaust silencers. We just finished two complete DN400 exhaust systems.

TIO Creates a Quiet Argentine Fleet

TIO is delighted to announce the completion of another international contract. Visit our website to see pictures of the finishing welds being executed on a ND1200 (48") silencer with built-in spark arrester. This silencer will be soon transported to the Argentine client, where it will be installed on a 10MW diesel engine of a well known Finnish brand.

TIO BV has Busy Month for Silencers

TIO BV Silenceers is having a very busy June, with some large silencers waiting for their paint and packing treatment before being shipped to customers.

TIO BV Finishes Offshore Project

TIO BV has almost finished the silencers and bellows for a Norwegian customer as part of an extension project of a North Sea drilling platform

TIO BV Company Fire: Update

On 18 August, our company was hit by a large fire. A significant part of our main production facility was destroyed. Fortunately our main office was saved.

New TIO PED Compressor Silencers

Following 1.5 years of testing two different prototypes, TIO is set to supply the first series of 12 new PED compressor silencers in May 2012.

TIO Introduces New Model Exhaust Raincap 30in – NW750 – SS316

At the end of 2010 we revised the design of our raincaps: simplified, smoother, better looking and better performing. Standard executions are manufactured in SS304 and suitable for ductings up to NW600. Of course special executions and materials are optional. We just supplied a 30in - NW750 rainc

No Summer Holidays at TIO BV Industrial Silencers

It is a well-known fact to our regular clients that TIO - except for a short Christmas break - never closes. Even during the summer holidays we provide you with our sharp pricing, short delivery times and superior quality. A few examples of projects we are working on throughout the sum

Largest Data Centre in the Netherlands Powered with TIO Silencers

The largest data centre in the Netherlands is located in the urban district of Slotervaart in Amsterdam and is therefore bound to severe noise requirements. For the two new 5MW emergency power engines TIO has supplied 'all in one' silencer sets. Each set contains a primary and secondary silencer

TIO Delivers NW1400 Silencer for CO2 Test Centre in Norway

Recently delivered by air freight: a NW1400 silencer for the CO2 Test Centre Mongstad in Norway, a Statoil project together with the Norwegian government. Silencer features include: dimensions Ø1,860mm x 9,000mm, weight 9,000kg, 10mm P265GH body, fully SS316TI internals with air-gap, EN287/288 qu


Parallelweg 9

2921 LE Krimpen a/d Ijssel


  • Patrick Lecarpentier - Sales Director Contact: Paul Strijker - Senior Quality & Engineering Manager
  • Eric Hoefsloot - Sales and Expediting Manager
  • Suzanne Bourguignon - Sales and Expediting Manager
  • Jeanne Overbeek - Engineer
  • info@tiobv.nl
  • www.tiobv.nl
  • TIO company movie