The ST-033-CLOSE is an extruded Z-shaped aluminium false louver with a pitch of 33.3 mm and 0% free area, providing a completely closed visual appearance. It is manufactured from aluminium extrusion (EN AW 6063 T66) and is available in an anodised finish of 20 microns or powder coated in any desired RAL, Sikkens, NCS or Interpon colour with a coating thickness of 60 to 80 microns. An optional perforated version (ST-033-PERFO) is available for insect protection, featuring perforations of 11.5 x 3 mm.
The system can be supplied with a fixed top louver (ST-033-CLOSE) and with single or double doors, including standard STORAX door hardware. Two types of louver holders are available: the single holder ST-033-11 with a width of 30 mm, and the double holder ST-033-12 with a width of 34 mm, which accommodates thermal expansion.
The maximum span is 1400 mm at a wind pressure of qb 800 Pa. The dimensions of the louver blade are 20.4 x 37.5 mm.
3.8 
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