For roof windows: telescopic insect screen with pre-assembled, extendable aluminium frame (63 x 93 cm to 100 x 160 cm) and integrated net - the next generation of insect screen. Provides protection against mosquitoes, wasps, spiders etc. No compromise between fresh air and protection! Easy installation: no tools, no drilling, cutting, screwing or gluing – simply clamp and you're done! The extendable frame adapts flexibly to different roof window sizes. The fly net is already integrated. The clever alternative to solid custom-made products Perfect hold: even in wind and draughts thanks to spring-loaded bracket. The all-round brush seal guarantees maximum protection on the window grille. Includes self-adhesive protective nubs that protect the mesh structure when opening the window. Designed for maximum functionality! Zip opening: allows access to the window handle at any time without net removal. Your window remains fully functional - easy opening, horizontal positioning and shock ventilation are still possible without any problems. Maximum flexibility with full insect protection Sophisticated design: open for fresh air, closed for insects. Semi-transparent fabric provides good visibility and air passage. As an internal mosquito net, it is weather-protected and durable - no outdoor cultivation is necessary. Insect-free ventilation, even under the roof, Weight: 3.6817197754 pounds, Manufacturer: DS Produkte GmbH