188 lift sliding door K ≤ 1.8W/㎡∙ K
Main profile wall thickness 2.2mm, local wall thickness 4.0mm
Standard configuration: 5mm (Low-e)+12Ar (4SG warm edge)+5mm (Low-e)+12Ar (4SG warm edge)+5mm (white glass)
Waterproof level 5
Airtight grade 7
Wind resistance level 9
Sound insulation 45-46db
Insulation grade 7
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