News louvre windows
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Applications

HAHN-Louvre Windows can be used wherever optimal adjustable ventilation is required, together with an elegant aesthetic appearance and a high degree of weather-protection once closed. Typical examples are buildings for industry, sports, kitchens, stairways, conservatories and so on.
Since the glass louvres can be opened to more than 90°, they are ideally suited for heat and smoke exhausts, in combination with respective remote controls. The modern use of glass in architecture with double-facades for energy saving and sound control require extensive adjustable ventilation to control the flow of air in-between, another ideal application of HAHN-Louvre Windows.
 
 
Material

HAHN-Louvre Windows are made from galvanised steel, Zinc-plated and with a powder-coat finish. As an alternative the louvres can be made out of silver anodised aluminium.(Aluminium colour or in any desired RAL colour as an option).The middle rib of the channel-profile, together with specially formed glazing clips, provide good air tightness for windows of this kind (many patents). The windows can be equipped with left or right hand control. The handle is combined with a self-adjusting spring to provide locking in the closed position. Special handles can be supplied as an alternative, to allow an easy combination with all kinds of remote control.
 
 
Glazing

The glass blades should be 5-7 mm thick, made out of float glass or any suitable structural glass, for instance ornament glass No. 504. The glass blades must be 152 mm in height, with all exposed edges polished. In addition, decorative effects may be achieved by using louvres made out aluminium, wood, plastic and so on. The control - and idle sides of HAHN-Louvre Windows are made in the following standard heights (= clear opening height)
 
 
Maintenance

Due to high quality materials and components, HAHNLouvre Windows are practically free of maintenance requirements. Naturally the glass and the frames should be cleaned at regular intervals and the bearings lubricated from time to time to ensure perfect operation and a long life.
 
 
Sizes

Differences between the opening height and the standard height of the louvre window can be accommodated by using so called extension pieces, which can be cut to size. In addition, HAHN-Louvre Windows can be arranged one on top of the other to achieve theoretically unlimited opening heights. At the joints one end of the controls must be cut by 25 mm, to provide a continuous overlap of the glass blades. The width of the windows should not exceed 1110 mm to prevent undue flexibility of the glass. Larger widths can be achieved by back-to-back installation of several louvre windows (for heights of more than 2000 mm we recommend the use of a dividing mullion).

No. of blades Height in mm
1 165
2 305
3 445
4 584
5 724
6 864
7 1003
8 1143
9 1283
10 1423
11 1562
12 1702
13 1841
14 1941