About this item

• SUPER HEAVY DUTY CAPACITY-This heavy duty window opener is specifically designed for wooden frame glass windows, it has the capacity to open the window weight up to 132Lbs/60kg.
• ECO-FRIENDLY&NO POWER NEEDED- It is driven by thermostat gas cylinder, no need any electronic power.Driven by its thermostat gas cylinder, it can automatically open and close the window when the room temperature rises or drops, save your time to operate it. As it works by solar power, the installation is much easy, and no electric wiring required.
• WIDELY USED-it could be widely used at all kinds of greenhouse,especially perfect for Geodesic Dome Greenhouse or other greenhouse with heavy or big window.As it is specially designed for heavy wooden frame glass windows,so it is a piece of cake for it to work for Aluminum frame&polycarbonate panel windows.
• DURABLE&MUCH STABLE-We take plenty of premium steel and aluminum materials to manufacture, durable and no corrosion worry.The materials' weight of this opener is up to 1.9kgs,which is much more heavy than normal window opener of around 0.45kgs.That means it definitely will be more strong and stable for your greenhouse windows.Why not take a more durable and stable window opener,you will have no worry at windy day!