Fdit Automatic Window Opener, Thermal Auto Vent Opening Tool for Greenhouse Home Aluminum Universal Blind Louver Window Opener Dual Spring Support Bar 34cm 1 Pack
[WIDE COMPATIBILITY] Universal automatic window opener designed for blind and louver windows in greenhouse or home spaces. Easy to match with vent panels and simple daily ventilation needs.
[THERMAL AUTO OPENING] Opens and closes automatically as temperature changes with no batteries or electricity required. A practical choice for greenhouse growing areas and home airflow control.
[STRONG LOAD SUPPORT] Built with aluminum material for rust resistance and lasting use. Delivers 25kg opening force and 15kg closing force through a heavy duty spring for stable operation.
[WIND PROTECTION DESIGN] Spring and support bar help reduce wind impact during use and add extra support to the window structure. Full opening range reaches 30 to for effective ventilation.
[EASY INSTALLATION] Quick to fit with included clamps or screws and simple to use right away. Support bar length is about 34cm and the package includes mounting hardware plus an instruction manual.
