Automatic Window Opener, Black Greenhouse Window Opener, for Greenhouse Household

• Greenhouse window opener kit, adopts aluminum alloy material, with good durability and stability.
• When temperature changes automatically, it can automatically open and close to prevent the greenhouse from overheating.
• With springs and support rods, to provide extra protection against wind damage.
• It can be directly clamped or screwed on your greenhouse frame, easy to install and use.
• Maintain the optimal growth temperature in the greenhouse and provide a suitable growth environment.

Feature: 1. Greenhouse window opener kit, adopts aluminum alloy material, with good durability and stability. 2. When temperature changes automatically, it can automatically open and close to prevent the greenhouse from overheating. 3. With springs and support rods, to provide extra protection against wind damage. 4. It can be directly clamped or screwed on your greenhouse frame, easy to install and use. 5. Maintain the optimal growth temperature in the greenhouse and provide a suitable growth environment. Specification: Condition: 100% Brand New Item Type: Window Opener Kit Material: Aluminum Alloy Color: Black Uses: Greenhouse, Household Bearing Weight: 14kg / 31lb Opening Force: 7kg / 15lb Closing Force: 0.5kg / 1lb Product Operating Temperature: 17-25℃ Maximum Opening Temperature: 30℃ Maximum Opening Distance: Approx. 45cm / 17.7in Weight: Approx. 570g / 20.1oz Window Opener Size: Approx. 31.5cm / 12.4in Cylinder Size: Approx. 34cm / 13.4in Package List: 1 x Accessory Kit (12Pcs) 1 x English Manual 1 x Window Opener 1 x Cylinder Note: 1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.