Choose product
Choose category

Louvre windows - 
NTL ISO 24 BT 50

Design description:

  • Installation in vertical façade
  • Frame and blades made of non-insulated, extruded aluminium profiles
  • Filling of 2-glazing or panel
  • Framed glazing all-round

Profile dimensions:

  • Overall frame depth 50 mm
  • Face width of frame 38 mm
  • Face width of vertical blade 20 mm
  • Face width of horizontal blade joint 49 mm

Type of Opening:

  • Louvre windows consist of one or several superimposed blades that open on a horizontal axis of rotation as an oscillating wing. Thereby the blades part below the pivot axis opens to the outside and the upper part to the inside. In general the pivot axis is mounted centered, but can be shifted up to 1/3 - 2/3 if necessary.
  • Standard with 78° opening angle, if necessary 0-90°


  • Vertically with brush seal
  • Horizontal profile joint with brush seal


  • Concealed fittings
  • Made of corrosion-free materials, galvanized


  • Profiles anodized, powder or wet paint coated possible according to RAL, NCS, DB. Special colors possible

NSHEV - System NTL

Functional safety Re 100 (Typ B)
Functioning in low temperatures, Size and Weight Dependent T (-20)
Stability under wind pressure WL3000
Fire behavior E
Long-term function class 3 (20.000 Zyklen)
Thermal transmission coefficient 2,58 W/m²K
* depending on Size and filling of the louvre window  

So it sounds good, but you still have questions? 

Then let’s arrange a consultation appointment without any obligation.