Aigner Tunnel Technology GmbH, Dieselstraße 13, 4623 Gunskirchen bei Wels, Austria, Tel.: +43 / 7246 / 20 200 - 0, E-Mail:


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Product Overview

Our wide product range of filters for particulate matter and gases as well as products for the safety in road tunnels surely will convince you:

>> Dust filters for road tunnels >> Gas filters for road tunnels

Our filter systems ECCO, ECCOHYBRID und ECCOEP
are our active contribution to environment protection and for clean air!

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In addition with our ECCONOxCAT we take care of healthy air in road tunnels!

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>> Dust filters in tunnels under construction >> Safety for road tunnels

ECCODUST special filters reduce the exposure of workers, abutters and environmental burden when building tunnels!

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FIRECURTAINS are life-saving! Free view and good orientation for persons in case of fire in a tunnel!

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Contact us!


Reference Projects

>> Projects ECCO

       - Cesena, Italy, 2006
       - Madrid, Spain, 2007
       - Naples, Italy, 2008
       - Mont-Blanc, France, 2010

>> Projects ECCONOxCAT

       - Madrid, Spain, 2007

>> Projects ECCODUST

       - Wienerwald, Austria, 2005


       - Roppen, Austria, 2009

>> All Reference Projects