Much improvement of soundproof and insulation function by the multi-layer(six fold) airtight structure, first domestically. The water prevention rail of domestically maximum height. Increase of suspended width (10~15mm). The highest-grade materials (twofold locking device, mohair of AAMA's grade and etc). The possibility of glass use of the maximum thickness of 16~22mm. Purposes : balcony windows in apartment, garden house, villa and etc.
Purposes : balcony windows in apartment, garden house, villa and etc.