Greenhouse Window Opener, Solar-Powered & Temperature Sensitive, Galvanized Steel Auto Vent Opener for Hothouse Sunroom, Up to 18-in

Color: SilverMaterial: Galvanized SheetSize: Maximum Height to Open the Window: 18 inPackage Includes: 1 x Automatic Window Opener Assembly Kit, 1 x User ManualNote:- Please refer to the measurement. Tiny measuring error is allowable in normal range.- There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item.

• Greenhouse ventilation automation: automatically regulates window opening and closing based on temperature fluctuations; ensures a steady airflow for plant health; offers hands-free ventilation for when away
• Temperature-responsive mechanism: the cylinder is activated by temperatures between 61-77℉ (16-25℃), with full opening achieved at about 86℉ (30℃); runs entirely without electricity
• Window opening range control: can open vents or roof windows up to a maximum of 18 in; capable of supporting outward-opening windows with a weight of up to 15.4 lb; ensures a safe and controlled operation
• Durable galvanized steel build: crafted with a galvanized sheet for extended durability and resistance to rust in humid environments; ensures long-lasting operation throughout the season
• Wide application scope: designed for greenhouses, hothouses, and sunrooms; helps to release excess heat through passive ventilation; requires proper installation and maintenance as per provided instructions