Box-shaped steel frames for Sound Maxi

Box-shaped steel frames are installation solutions without subframe. They are useful in case of refurbishments. 

Sound Maxi security doors are campatible with the use of installation solutions with box-shaped steel frames. 

The steel frame is made of 20/10 thick galvanized steel with cataphoresis treatment, complete with plastic covers, gasket and footers of the same colour of the frame. The standard colour of the frame is Brown Ral 8017, but it is available also in 4 optional colours. By ordering at least 10 pieces at once, it is possible to choose any Ral colour.