VELUX Original Nature Collection Roof Window Blackout Blind for M04, Forest, with White Guide Rail

No tape measure required. For the right size, find the window code reference located at the top of the open VELUX roof window Compatible with VELUX roof windows with reference codes: GGL M04, GGU M04, GHL M04, GHU M04, GPU M04, GIL MK34, GIU MK34 The highest quality blackout blind from VELUX with white guide rails Made with OEKO-TEX Standard 100 fabric, it features stepless positioning and complete light control. The blinds are composed of at least 50% recycled fabric and 75% recycled aluminum to reduce its carbon footprint. Easy installation - Tailored for VELUX roof windows for a perfect fit. Install in minutes with the pre-fitted mounting system. If mounting brackets aren't pre-fitted, you'll need to purchase the Z0Z 230 separately