Superimposed with several combinations (as 2 sliding sheets or a fixed & the other sliding, 3sliding sheets with two sliding panels and a fixed sheet, or 4sliding sheets with two interlayer sliding and fixed outboard, etc. .).
Sliding recessed into the wall, with wide casement combinations and construction
Sliding recessed into the wall, with wide casement combinations and construction.
With multiple sheets ("folding" or "book" style) until the maximum of 15 sheets of construction, for very large openings that lead mainly in pools and also enable the integration of home interiors with external (large gardens, lawn etc.).
V.W. style tilt, solution mainly for windows in rooms separated or not offer particularly great use to a limited range for the width dimension.