Flexible box system for shutters, has inner compartment with variable size opening formed by thermal insulation

摘要

The box (1) containing the roller blinds (26) has thermal insulation (13) forming an inner compartment accessible via a variable size opening (4) in the box base, close to the front side of the box. This opening can be adapted to different construction requirements and/or the box can comprise an integral, completely pre-assembled unit.