Control device (1) for lighting elements (2) to be mounted on a roll-up roofing installation (3), in particular of the type intended to be installed in correspondence with windows, doors, glazing or similar passages, and comprising a tubular shaft (4) rotating around its longitudinal development axis (X) and a cover (6), preferably a sheet, to be wound on said tubular shaft (4) and to be unwound therefrom, said device being characterized by the fact that understand:
- a head (30) which is configured to idly support the tubular shaft (4) by itself,
- a casing (28) which is removably mounted on said head (30) and which is configured to be inserted and housed in said tubular shaft (4), said casing (28) contains control means for said lighting elements (2),
- means (40) for fixing the head (30) to a lateral bracket (16) of a support structure (7) for fixing said roofing installation (3) to an external fixed structure
and characterized in that said means fixing means (40) comprise at least two elements (41', 41") which clamp laterally an external portion (35), which is intended to always remain outside the tubular shaft (4), of the head (30).