Compare webshops (1)
Sponsored links · Some shops pay us a fee
Shops with other sizes
Premium Alloy Construction: Crafted from high-grade aluminum alloy, this greenhouse accessories window opener resists corrosion and maintains structural integrity in humid greenhouse environments, greenhouse window opener automatic solves the rust problem that plagues inferior metal openers while providing years of reliable service with its polished, weather-resistant finish Temperature-Sensitive Operation: The gas-charged cylinder activates at 25°C to open windows for ventilation, then gradually closes as temperatures drop to 15°C, preventing plant stress from overheating while protecting against sudden cold snaps that could damage sensitive crops Intelligent Climate Control: Utilizing advanced thermal expansion technology, this automatic vent opener precisely adjusts window positions based on temperature fluctuations, maintaining optimal 15-25°C growing conditions without electricity greenhouse window opener is perfect for gardeners seeking hands-free greenhouse climate management Heavy-Duty Performance: With a robust 7kg lifting capacity and 45cm maximum opening range, this opener handles most standard greenhouse windows effortlessly, featuring an adjustable piston that can be reset by cooling if needed - no tools required for maintenance Universal Installation: Designed for hassle-free setup on various greenhouse frames, the opener installs in minutes with either screw mounting or direct attachment, offering flexible positioning options to accommodate different window sizes and orientations