About This

• [AUTOMATIC TEMPERATURE CONTROL] This ingenious Automatic Vent Opener is designed to help you maintain the ideal growing conditions in your greenhouse. It automatically opens between 15-25℃ (60-77℉), enabling optimal airflow to prevent overheating, ensuring your plants thrive all season long.
• [DURABLE & RUST-] Crafted from high-quality stainless steel, this vent opener guarantees long-lasting performance. The robust construction ensures it withstands the elements, providing reliable operation without rust, allowing you to enjoy years of hassle-free gardening.
• [EASY INSTALLATION & USAGE] This vent opener is user-friendly with a simple design that fits most aluminum frame greenhouses. It can be manually closed for convenience and can be quickly installed without the need for special tools, making it perfect for gardening enthusiasts of any skill level.
• [] Say goodbye to electricity costs with this eco-friendly cylinder! The Automatic Vent Opener requires no power source, operating purely on temperature changes. This sustainable solution is perfect for the environmentally-conscious gardener looking to reduce their carbon footprint.
• [RELIABLE LOAD CAPACITY] Designed to efficiently lift windows weighing up to 7kg (15 lbs), this vent opener offers robust functionality with a maximum opening distance of 45cm (17.71 inches). Its impressive load-bearing capability ensures that your ventilation needs are met efficiently, enhancing your greenhouse's performance.