![SPIRO INTERNATIONAL SA - world leader in the development and manufacture of machines for the production of round ducting and fittings in sheet metal, mainly for the ventilation industry. Supplier of fittings SPIRO INTERNATIONAL SA - world leader in the development and manufacture of machines for the production of round ducting and fittings in sheet metal, mainly for the ventilation industry. Supplier of fittings](https://www.spiro.ch/uploads/gallery/Slideshow/video_11/video_11.jpg)
SPIRO INTERNATIONAL SA - world leader in the development and manufacture of machines for the production of round ducting and fittings in sheet metal, mainly for the ventilation industry. Supplier of fittings
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