Perfect Compatibility : Fits Velux swing and folding swing windows (see compatible models below). Compatible with Velux Windows 2000–2009 Models : GGU, GGL, GPU, GPL, GHU, GHL, VU-Y, VL-Y, VKU (Size codes: C02, C04, F04, F06, F08, M04, M06, M08, M10, S06, S08, S10, P06, P08, P10, U04, U08, U10).
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