【Temperature Sensitive】Automatic vent opener cylinder with temperature sensitive part can help you to maintain the best growing temperature and preventing your greenhouse from overheating.
【Stainless Steel Construction】Durable and rust-proof stainless steel windows opener cylinder for last long time use.
【Weather Resistant】Elongated aluminum cylinder with weather resistant and corrosion resistant can show you a better perforance.
【Wide Applicability】Greenhouse windows opener cylinder can be replaceed manually and easy to install, fit for most of aluminum frame greenhouse.
【Ecological Cylinder】No need any electricity in your greenhouse, the window opener cylinder will be very environmental and ecological.
