Automatic Roof Vent Opener Cylinder 2Pcs Greenhouse Vent Opener Replacement Cylinder, Temperature Sensor Vent Opener Cylinder Solar Sensitive Replacement Cylinder

1. Made of quality material, and convenient to use.2. As the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating.3. Non-electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops.4. Good for your greenhouse window.5. This products need to be refrigerated before use it.Specifications:Item Type: Greenhouse Winder Opener CylinderTemperature range 15°- 25°/60°-77FWeight: Approx. 107gPackage:2 x Greenhouse Winder Opener CylinderNotes: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.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.

• Quality and Durability: Upgrade your greenhouse with our Greenhouse Winder Opener Cylinder. Constructed from materials, this essential tool promises unwavering performance and a long lifespan. Its sturdy build ensures it withstands t
• Intelligent Temperature Control: Our Greenhouse Winder Opener Cylinder takes the guesswork out of greenhouse management. Embedded with a temperature sensor, the automatic roof vent opener adjusts according to the internal temperature changes in the greenh
• : The Greenhouse Winder Opener Cylinder is a sustainable solution for your greenhouse ventilation. This non-electric tool operates using solar energy, making it an eco alternative to conventional electric vent openers. With this solar-powered
• Good Greenhouse Aid: Specially designed for greenhouse , the Greenhouse Winder Opener Cylinder is a must-have for every greenhouse owner. Whether you have a small home greenhouse or a large commercial setup, having an automatic greenhouse winder op
• Easy Pre-Usage Prep: Preparing the Greenhouse Winder Opener Cylinder for usage is as easy as refrigerating it. There's no complicated setup or installation required. Following this simple pre-usage preparation ensures that the cylinder is in its best cond