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HARMONY Window with hidden sash

HARMONY aluminum windows from the Alu INtuitive line. Made in the Schüco AWS 90 BS.SI + system, phenomenally harmonious, passive glazing without visible sashes

okna aluminiowe, stolarka aluminiowa, okna aluminiowe cena, producent stolarki aluminiowej, alu in,

System installation depth

90 mm

Mechatronic fittings


Thermal transmittance of glazing Ug

0,3 W/m2K

Thermal transmittance of the window UW

0,91 W/m2K

  • passive construction standard
  • block system
  • barrier-free systems
  • central ventilation
  • increased security
  • increased acoustic insulation
  • comfort of use
  • ventilation


Windows with narrow profiles

The HARMONY window with a hidden sash from the Alu Intuitive line is a modern block windows system without barriers.

  • They combine the unique design and aesthetics of aluminum with excellent thermal insulation in the passive construction standard at the level of Uf = 1.2W / m 2 K (without gluing the glass!)
  • Extremely narrow visible profile width allow you to create symmetrical and subtle glazing without visible window sashes


Alu Intuitive HARMONY

A window with a hidden HARMONY sash from the exclusive Alu Intuituve line, made of the highest quality aluminum, is a product with a discreet yet precise finish and a guarantee of increased safety, acoustic protection and comfortable operation. Alu Intuitive HARMONY windows provide excellent ventilation and a completely new level of functionality and use.


Schüco AWS 90 BS.SI + windows

System / material aluminum
Energy passive house standard
Form / design

block system


central ventilation

anti-burglary resistance

increased security

increased acoustic insulation

comfortable operation


barrier-free systems


System installation depth
90 mm
Frontal width min. 77 mm

Uf frame value

0.96 W / (m² · K)

Glass / panel thickness, max.

58 mm
Max leaf width / height 1700 mm / 2400 mm

Sound reduction RwP max.

49 dB (A)

Air permeability

Class 4


Class 9A

Burglar resistance

To RC 3

Wind load resistance

Class C4 / B4

Window Uw factor 0.91 W / (m² · K)
Max leaf weight 180 kg
Min. - max. leaf height 490 - 2400 mm
Min. - max. leaf width 450 - 1700 mm
Scope of application

external use

residential construction

commercial construction

Proof of permanent operation class 3

Surface finish

powder coating



Opening type: TipTronic from inside

turn & tilt




Opening type: manual from inside

turn & tilt



flying tilt & turn mullion

flying turn / turn mullion




Glass / panel thickness, min-max

28 ... 58 mm


cradle2cradle Silver

Service force class 1

Mechanical resistance

Grade 4

Leaf thickness 100 mm
Protection class against corrosion of hardware class 5
Ug value of glass
0.3 W / (m² · K)
Glazing structure 3-digit glass
Planes of seals 3

Inclination angle

180 °

Front door frame width

77 mm

Front width of the column min. - max.

107 mm - 202 mm

Frontal width of the flying mullion min-max

104 mm - 104 mm