Wing: It is obtained by using 2mm pvc sheet covered with 0.2 mm Adofilm pvc foil on the wooden floorboard. As the inner filling, perforated Kraft honeycomb or channeled chipboard (ocal) providing fire resistance and sound insulation is used.
Frame and sill: It is made of wood composite (CRP) material and covered with Adofilm pvc foil with high PU (Polyurethane) E1 quality glue. The sills have an adjustable feature to be attached to the case on both sides.
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