105 passive window K ≤ 0.8W/㎡∙ K
Main profile wall thickness 1.8mm, local wall thickness 3.0mm, German Kroos 65mm insulation strip
Standard configuration: 5mm (Low-e)+12Ar (4SG warm edge)+5mm (Low-e)+12Ar (4SG warm edge)+5mm (white glass)
Waterproof level 6
Airtight grade 8
Wind resistance level 9
Sound insulation 42-48db
Insulation grade 10
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