About this item

• 【Greenhouse Window Opener】: The Automatic Greenhouse Vent Opener is engineered to handle up to 15 lbs (7 kg) of load, making it ideal for most greenhouse windows. This automatic window opener ensures smooth, No electricity needed.
• 【Solar Heat Sensitive】: Solar greenhouse vent opener reacts instantly to temperature changes! Window vent opener activates at 77°F (25°C) to vent heat and fully closes at 59°F (15°C).
• 【Drable & Rustproof】: Built for lasting performance! The greenhouse window automatic vent opener features heavy-duty galvanized steel pistons and anti-rust coating, makes it has a longer servies time.
• 【Auto Open/Closed】: This greenhouse automatic temperature-controlled window opener features automatic opening/closing—no batteries or electricity required. Harnessing solar energy, vent opener greenhouse operates via thermal induction, adjusting automatically with temperature changes.
• 【Quick Installation】: Easily install this automatic greenhouse window opener in just 5 minutes with a screwdriver. Automatic window opener includes illustrated instructions and pre-drilled holes, compatible with roof vents, side windows, or sloped greenhouses.