Magnum pleated
7.5mm-high singles; doubles for sliding/bifold/stacker; corners to 3000mm high / 8000mm wide; 22mm low-profile tracks around handles; centre-pack for two-way traffic. Standard or custom colour. Bifold, French, hinged, sliding, stacker.
Cassette
Single (to 2400 × 1500), single smooth (stops anywhere, 2400 × 1800, height ≥ width + 300mm for counterweight), double to 2400 × 3600 with centre cassette. Sheer mesh. Internal or external.
Vertical window
No bottom track. Vertical slide bars. Standard 2400 × 2400, custom on request.