Our business principle is to support the improvement of indoor air quality by providing economical and environmentally-friendly solutions and innovations of machinery and accessories used in the production and supply of air duct systems.

Spiro International S.A. is the undisputed world leader in the development and manufacture of machines for the production of round ducting and fittings in sheet metal. Spiro is also a leading supplier of fittings and system solutions for the ventilation and air-conditioning industry.