20 mm steel tube cover, adjustable continuous position, position fixed by a locking pin, movable housing, Batyline® fabric allows the manufacture of items specially designed for swimming pools, with excellent resistance to UV rays, fungicide impregnation, and an aerated fabric to allow water to evaporate. Batyline® fabric is particularly resistant to dirt, does not deform, and is easy to clean, labelled Oeko-Tex® quality (control of textiles for non-toxic substances). Suspension and fixing of the casing with a certified clip system, providing protection for the floor and ensuring high stability.