(57) Apparatus arranged to be associated with a roller shutter (T) of a building (E),
consisting of first bar means (2), associable with a portion (L) of said roller shutter
(T), second bar means (3) and flexible screening means (6), said first bar means (2)
and said second bar means (3) being connected to end portions (5, 7), which are not
adjacent to one another, of said flexible screening means (6), and provided with:
assembling means (16; 30; 90; 90a), comprising first assembling means (17; 31; 91;
91a) and second assembling means (18; 32; 92; 92a) reciprocally engageable to assemble
said first bar means (2) on said portion (L); fixing means (218; 219; 220) configured
in such a way as to alternatively enable said first bar means (2) and said second
bar means (3) to be locked close to, or be removed from, edge portions (S; 12) of
said opening (F).
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