Greenhouse Window Openers, Greenhouse Automatic Roof Vent Opener Replacement Cylinder Temperature Sensor for Greenhouse Window Automatic Vent Opener

• Automatic switch: This automatic window opener is uitable for your greenhouse windows. The greenhouse window can be opened and closed when the temperature changes automatically, maintaining optimal growth temperatures and preventing the greenhouse from overheating. This product requires refrigeration before use.
• Solar: Non-electric, use solar energy to turn the greenhouse vents on or off when the temperature rises or falls. Turn the greenhouse vents on or off as the temperature rises or falls. Save your energy and time without manual intervention. Stable characteristics and high reliability.
• Hydraulic cylinder: The greenhouse window opener uses a hydraulic cylinder containing vegetable wax as the temperature controller of the window opener, so no power supply is required. Therefore, our famous hydraulic cylinders replace the small range of window openers.
• High-quality materials: greenhouse temperature sensor is made of high-quality metal, rust-proof, wear-resistant, corrosion-resistant, low-temperature resistant, has a certain hardness, wear resistance, has a certain impact resistance, and is Stable, not shaking, collision is not easy to damage. Good materials can increase product life.
• Service: If you have any questions about the product or have any problems with your use, you can contact us directly. We will offer you a solution in time. You don't have to worry about customer service.

Specifications: Item Type: Greenhouse Winder Opener Cylinder Temperature range 15°- 25°/60°-77F Weight: Approx. 107g Package: 1 x Greenhouse Winder Opener Cylinder Notes: Do not use this opener cylinder anywhere the temperature will exceed 50° (122F). Do not dismantle the cylinder. This products need to be refrigerated before use it. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.