References
| SCA Hygiene Products Slovakia - (Slovakia, Gemerská Hôrka) exchange duct VH1 (2012) | |
| Siempelkamp - (France) air supply pipe - stainless steel 1.4301 (2012) | |
| Ceatec GmbH - (Russia Egorievsk) - supply air duct (2011) | |
| Metaspol plus s.r.o. - (Belarus, Smorgon) Supply and installation of steel structures 300 tons (2012) | |
| Ceatec GmbH - (Austria Ranshofen Hochfilzen) supply air duct (2012) |