RECTADUCT™ Flanged rectangular ducts

RECTADUCT™ rectangular ducts and fittings in galvanised steel for aeraulic plants. The minimum thicknesses used in production comply with the provisions of table 7 of stan- dard UNI 10381-2:1996 for the classes of use according to standard UNI EN 16798-3:2018 (formerly UNI EN 13779) with the tightness classes according to standard UNI EN 12237:2003.