Ulisem Greenhouse Window Opener – Automatic Window Opener, Solar Heat Sensitive Automatic Greenhouse Wind Opener, Replacement Cylinder for Greenhouse, Cold Frame Window Opener with Sensitive Sensor

General Description The Ulisem automatic greenhouse vent opener is designed to regulate the temperature inside your greenhouse by opening automatically thanks to a solar heat sensor. This practical accessory prevents wind gusts and is easily installed without drilling holes, whether on a polycarbonate panel, a wooden frame, or a metal frame. Made of high-quality aluminum alloy, it is durable and rust-resistant, making it ideal for humid environments. Technical Specifications Material: Aluminum alloy Rust resistance: Yes Installation: No drilling required Compatibility and Accessories Fits most current garden greenhouses Use The automatic vent opener adjusts the greenhouse ventilation according to the temperature, thus maintaining optimal growing conditions and preventing overheating.