Top 8 Best Automatic Greenhouse Window Opener

Automatic Window Opener Prevent hobby greenhouse overheating. Auto OpenClosed.The greenhouse window opener does not consume any power, no batteries or electrical power needed. Ideal for your greenhouse window, wall and hobby vents in higher wind situations. Starts opening between 59 - 77F, Replaces manual vent arm. Screw directly into polycarbonate panels, wood, or metal frames..

KOXXUD Double Spring Greenhouse Window Opener improves the low bearing capacity of the single-spring window opener and optimizes the problem of rust-prone black iron spray paint window opener, which adapts high-quality aluminum alloy material, the thrust is larger and more durable.. VERY ECO-FRIENDLYDouble spring greenhouse window opener does not require batteries or electricity, as the indoor temperature and air pressure rise or fall, it automatically opens or closes the greenhouse's vents, which maintains the optimal temperature for plant growth.. EASY INSTALLATIONEasy installation and storage of double spring greenhouse window opener via the video linked of our products or installation manual.. DOUBLE SPRING DESIGNAccording to previous customer feedback, we upgraded the old single spring to double spring, and the maximum bearing force has been increased from 7kgs15lbs to 15kgs33lbs, so that the window opener can not only be used in lightweight aluminum alloy windows, but also used on wooden windows.. NOTEMinimum opening temperature 15-25 Fully open temperature 3086 Maximum opening distance 45cm 18'' Maximum load 7-15kgs15-33lbs If there is any problem, please contact us, we are always at your service..

Aluminum and Stainless steel material for durability.. Two springs are more strong and better withstand Wind.. Great trouble free dual spring design.. Easy to fit onto your Greenhouse vent or window using supplied screws and clamps or your own fasteners into pre-punched holes.. Best for awning style windows.Uses Solar energy only, no power required..

Solar Vent Opener can lift up to 15 lbs. Starts opening between 55 - 75F, depending on how you have adjusted the vent.. Screw directly into polycarbonate panels, wood, or metal frames..

Automatic Temperature Control Our solar-powered greenhouse window opener opens and closes vents according to the temperature, ensuring optimal growing conditions without any manual intervention.. Energy-Efficient and Eco-Friendly With no batteries or electricity required, this automatic greenhouse vent opener is a smart, sustainable choice that helps reduce your carbon footprint and save on energy costs.. Durable and Rust-Proof Featuring an aluminum spray-painted cylinder, the solar window opener is built to last and withstand harsh weather conditions. Its shiny finish adds a touch of elegance to your greenhouse.. Wide Vent Angle and Maximum Opening This automatic greenhouse vent opener opens vents at an angle of about 30, allowing for optimal air circulation. With a maximum opening of 18 inches, it provides ample ventilation for your plants.. Easy to Install The greenhouse window opener comes with a comprehensive installation kit and a detailed manual, making it easy to install even for beginners. Get the most out of your greenhouse with our reliable and convenient automatic vent opener..

1.Thicker and stronger material with 2-spring type, suitable for windy mountain area, resist wind twist.. 2.Aluminium and stainless steel material, No worry corrosion.. 3.Solar energy sourced, no operating cost, environmentaly friendly.. 4.Both Clamp and screw for easy installation.. 5.Pack well for shipment..

1.Black Color powder coating for frame,looks nice and not rust.. 2.Solar energy sourced, cost nothing to operate,environment friendly.. 3.Both clamp and screws included, easy installation.. 4.Thicker and stronger steel material with 2-spring type, suitable for windy mountain area, resist wind twist.. 5.This automatic window opener will help you maintaining the best growing temperature and prevent your greenhouse from overheating..

Cylinder Replacement This is a replacement cylinder for automatic window opener, as the temperature changes automatically, the window regulator will remain open, prevents your greenhouse from overheating. Automatical Design The automatically adjusted temperature is 15 to 25C. When the temperature exceeds 25 degrees, the window regulator will remain open, can maintains the best growing temperature. Solar Sensitive Non-electric, the greenhouse vent opener cylinder uses solar energy, open or close the greenhouse vents as temperature rises or drops It is ideal for your greenhouse window. Quality Material This greenhouse vent opener cylinder is made of quality material, durable, solid and convenient to use. Note In order to ensure a good use experience,this cylinder need to be refrigerated before use it.Do not use this opener cylinder anywhere the temperature will exceed 50 122F.