For Versatile Use: Suitable for a wide range of greenhouse types, this single cylinder is a perfect solution for both amateur and professional gardeners looking to enhance their plant care routine.
eBay
High sensitive, automatic respond to weather changes, so you don't need to stay near the greenhouse. Great for most greenhouse to open or close window automatically. High sensitive, automatic respond to weather changes, so you don't need to stay near the greenhouse.
eBay
Item Type: Vent Opener. 1 x Window Opener Bracket. Fits Weight: Window or vent up to 7kg/15lbs. Window Bracket Product Size: Approx. 33.5 x 4.5 cm / 13.2 x 1.8 in. Start Opening: 25°C (77°F). Maximum Opening Distance: Approx.
eBay
Keep your greenhouse at a appropriate temperature. Greenhouse Aid: The automatic greenhouse window opener opens and closes automatically by thermal temperature induction. Keep the plants at the optimal growth temperature.
eBay
Greenhouse Window Opener，Window Opener. The maximum opening distance is 45 cm. Maintains the optimal growing temperature and prevents the greenhouse from overheating. When the temperature exceeds 22°C, the window opener remains open.
eBay
The Elite Greenhouses Automatic Greenhouse Louvre Vent Opener. Manufactured in Aluminium & Zinc coated steel for long trouble free life. Attractive silver finish blends well with traditional aluminium greenhouses.
eBay
Keep your greenhouse at a appropriate temperature. Greenhouse Aid: The automatic greenhouse window opener opens and closes automatically by thermal temperature induction. Keep the plants at the optimal growth temperature.
eBay
[Automatic Vent Opener]Greenhouse windows opener can open and shut your greenhouse window automatically to maintain the best-growing temperature and prevent your greenhouse from overheating. The vent opener starts opening between 15-25℃ (60-77℉), depending on how you have adjusted the cylinder.
eBay