Qiilu Louver Opener, Automatic Window Opener, Window Opening Tool, Provide Additional Aluminium Material for Blind Window Garden Home Greenhouse

Feature:1. Made of aluminium material, not easy to and in use.2. Spring and support bar provide additional against wind damage.3. The window opener automatically opens and closes as the temperature changes.4. Universal, easy to install and use, suitable for any blind window, easy to use.5. Easy fitting by clamps or screws provided, no batteries or electricity required.Specification:Condition: Brand NewItem Type: Window OpenerMaterial: AluminiumOpening Force: 25kg / 55lb Area: Start at 17-25? (63-78?)Maximum Open: Full at 30-32? (86-90?)Closing Force: 15kg / 33lb via heavy duty springSupport Bar Length: Approx. 34cm / 13.4inSpring Fixing Tool Size: Approx. 14 x 5 cm / 5.5 x 2 inWeight: Approx. 343g / 12.1oz Package List:1 x Support Bar1 x Spring Fixing Tool4 x Screw2 x Small Cross Nail4 x TD Screws2 x Small Screw4 x Large Round Fixed 2 x Small Round Fixed 2 x Round Iron 1 x Instruction Manual

• Made of aluminium material, not easy to and in use.
• Spring and support bar provide additional against wind damage.
• The window opener automatically opens and closes as the temperature changes.
• Universal, easy to install and use, suitable for any blind window, easy to use.
• Easy fitting by clamps or screws provided, no batteries or electricity required.