Plastixal aluminum window with hidden sash - Imperial SU
Imperial SU – window with hidden sash

Imperial SU – window with hidden sash

  • three-chamber window system with thermal insulation designed for designing windows with hidden sash, invisible from the outside
  • the system features specially designed shape of the frame hiding the full height of sash profile
  • a wide range of glazing allows using all types of single and double cavity, acoustic and anti-burglary glass panes
  • profile drainage in two variants: traditional and hidden
  • the option of bending profiles
  • hidden sash system is the system preferred by designers, as it allows “hiding” windows in aluminium and glass structure; thanks to application of this solution opened and fixed window segments look identical from the outside
  • a wide range of colours available – RAL palette (Qualicoat 1518), structural colours, Aliplast Wood Colour Effect (Qualideco PL-0001), anodized (Qualanod 1808), bi-colour


systemmaterialdepth of framedepth of leafglazing rangetype of windows
aluminium/ polyamid 65 mm68 mm4-41 mmhidden sash
aluminium / polyamid 56 mm68 mm4-41 mmhidden sash


systemthermal insulation Uf* air permeabilitywindload resistancewatertightness
Uf from 1,48 W/m2KClass 4; EN 12207Class C5/B5; EN 12210Class E1200; EN 12208
IP SU iUf from 1,12  W/m2KClass 4; EN 12207Class C5/B5; EN 12210Class E1200; EN 12208
*Thermal insulation is dependent on a combination of profiles and thickness of the filling

Download full Imperial Series Tilt & Turn Window Certificate

AAMA/WDMA/CSA 101/I.S.2/A440-11,
AAMA/WDMA/CSA 101/I.S.2/A440-17,

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