Description
- About this item Velux roof window including mounting frame (standard EDZ) Uw: 1.3 W/m²K (heat transfer coefficient window), Ug: 1.0 W/m²K (heat transfer coefficient glass) Double glazing "Thermo Technology" Outer pane: 4 mm toughened safety glass for increased hail protection, precious metal coating inside for increased heat and heat protection Sound insulation value Rw: 32 dB. Solar heat gain G-value: 0.46. Light transmission: 0.69
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