About This

• [AUTOMATIC TEMPERATURE CONTROL] This greenhouse window opener kit automatically opens and closes your greenhouse windows when the temperature changes, preventing overheating and maintaining the optimal growth environment. The cylinder responds to temperatures between 17-25°C (62-77°F) and fully opens at 30°C (86°F), ensuring your plants enjoy consistent, food-grade conditions without manual intervention.
• [DURABLE ALUMINUM ALLOY CONSTRUCTION] Crafted from premium aluminum alloy, this automatic vent opener offers exceptional durability, oxidation resistance, and long lasting stability. The black finish adds a sleek, professional look while withstanding outdoor elements. Built to support a bearing weight of 14kg (31lb), it provides reliable performance season after season.
• [WIND PROTECTION & SAFETY FEATURES] Designed with springs and support rods, this window opener delivers extra protection against wind damage. It prevents sudden gusts from slamming or over opening the window, ensuring secure operation. The closing force of 0.5kg (1lb) allows gentle closure, while the 7kg (15lb) opening force provides robust, controlled movement for your greenhouse vents.
• [EASY INSTALLATION ON ANY GREENHOUSE FRAME] You can directly clamp or screw this opener kit onto your greenhouse frame without complex tools or modifications. The included accessory kit with 12 pieces and clear English manual makes setup quick and hassle free. Whether you have a metal, wood, or PVC frame, this versatile tool adapts effortlessly.
• [OPTIMAL GROWTH ENVIRONMENT FOR PLANTS] By automatically regulating ventilation, this kit maintains the ideal temperature and airflow inside your greenhouse. It prevents heat stress, reduces humidity buildup, and promotes food-grade plant growth. The maximum opening distance of 45cm (17.7in) ensures ample air exchange, creating a suitable environment for vegetables, flowers, and seedlings to thrive.