Top 9 Automatic Vent Opener – Greenhouse Window Openers

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1. A ANLEOLIFE

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A ANLEOLFIE Automatic Roof Vent Opener Greenhouse Accessories Solar Window Louvre Thread Opener, Up to 30lbs Dual Spring Opener

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

2. KOXXUD

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KOXXUD Greenhouse Vent Window Opener, Upgrade Greenhouse Vent Automatic Opener with The Load of 15 kgs / 33 lbs to Automatically Open and Close The Greenhouse Window and Roof

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KOXXUD #ad - Easy installationeasy installation and storage of double spring greenhouse window opener via the video linked of our products or installation manual. Noteminimum opening temperature: 15-25℃; fully open temperature: 30℃/86℉; maximum opening distance: 45cm / 18''; Maximum load: 7-15kgs/15-33lbs; If there is any problem, please contact us, we are always at your service.

Double spring designaccording to previous customer feedback, we upgraded the old single spring to double spring, so that the window opener can not only be used in lightweight aluminum alloy windows, and the maximum bearing force has been increased from 7kgs/15lbs to 15kgs/33lbs, but also used on wooden windows. 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, it automatically opens or closes the greenhouse's vents, as the indoor temperature and air pressure rise or fall, which maintains the optimal temperature for plant growth.
BrandKOXXUD #ad
ManufacturerKOXXUD #ad
Part Number1
Model1

3. Yziixi

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Auto Vent Opener Automatic Greenhouse Window Opener Cylinder Roof Vent Opener Autovent Kit Solar Heat Sensitive Agriculture Gardening Tools Automatic Greenhouses Supplies Single Spring Lifts 15 Lbs

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Yziixi #ad - Depending on the temperature, the piston of the cylinder moves and opens or closes the window. Optimal ventilationyour plants are optimally ventilated through temperature-controlled opening and closing.

7. 5 kg | lifting height: max. Scope of delivery1x window regulator | lifting force: max. Individually adaptablecan be installed quickly and easily for the windows of common garden and greenhouses. 45 cm | temperature range: 15 ° c to 25 ° c | dimensions: L x W x H 38cm x 10cm x 5cm. You can steplessly adjust the opening angle by turning the cylinder and thus achieve the right ventilation for your bed.

Ultralight easy to transport thanks to the ultra-light and practical construction and perfect for all windows of common garden and greenhouses made of aluminum. No electricity requiredenvironmental awareness preprogrammed - the automatic window opener is a temperature-controlled, fully automatic device.
BrandYziixi #ad
ManufacturerUMISKY #ad
Height1.18 Inches
Length11.81 Inches
Width1.97 Inches
Part Number[email protected]

4. Amylove

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2 Pieces Automatic Roof Vent Opener Greenhouse Accessories Solar Heat Sensitive Automatic Greenhouse Window Opener Replacement Greenhouse Vent Opener Two Springs Greenhouse Opener for Ventilation

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Amylove #ad - Widely applicable: these greenhouse accessories are practical and useful tools, which can be widely applied for greenhouse windows and greenhouse vents in higher wind situations, maintaining the nice growing temperature and preventing your greenhouse from overheating.

Package includes: you will receive 2 pieces of automatic greenhouse vent openers, enough quantity to meet your needs and replacements, and each opener comes with accessories for easy installation. Solar heat sensitive: the auto greenhouse vent opener will remain open, and the opener will close completely, when temperature drops to 15 to 18 degrees Celsius, using solar energy, when the temperature exceeds 25 degrees Celsius, no batteries or electrical power needed. Reliable material: these automatic greenhouse window openers are mainly made of aluminium alloy material, reliable and reusable, not easy to break or rust, sturdy and strong, which can serve you for a long time and you can also use them with confidence.

Double spring design: our solar heat sensitive roof vent opener adopts double spring design, which has stronger thrust force and more solid; In addition to ordinary areas, it can also be applied in windy mountainous areas, bringing much convenience to you.
BrandAmylove #ad
ManufacturerAmylove #ad

5. Wiwir

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Wiwir Greenhouse Automatic Window Opener Solar Heat Sensitive Auto Vent Opener Automatic Roof Vent Opener Agricultural Greenhouse Window Lifter Autovent Kit Lifts 15 LbsSingle Spring

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Wiwir #ad - This solar heat sensitive auto vent opener can lift up to 15 lbs. Environmental friendly-- non electric, uses solar energy, open or close the greenhouse window as temperature rises or drops. The cylinder closes well before deep freezing and opens again without problem.

Greenhouse automatic vent opener-- as the temperature changes, This auto thermo for window will automatically open and close your garden greenhouse vent to maintains the best growing temperature and prevents your greenhouse from overheating. Premium quality-- this automatic window Opener is made of quality built anodised aluminium. The paint spraying aluminum frame looks more lustrous, durable and rust-proof.

Working conditions--start opening at 15°c-25°c 59-77°f;fully open temperature at 30° 86°f or above;full opening distance :45 cm 18 inches. The greenhouse automatic roof vent opener kit will shut down completely when the temperature drops to bellow 59°F 15°C. Up to load capacity:7-15kgs15-33lbs. Warm tips-- do not use this automatic roof vent Opener lifts anywhere the temperature will exceed 45° 122F.
BrandWiwir #ad
ManufacturerWiwir #ad
Height1.8 Inches
Length14.5 Inches
Weight400 Grams
Width3.8 Inches

6. Palram

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Palram, Canopia Automatic Roof Vent Opener for Greenhouses

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Palram #ad - Simple, oil-filled cylinder, no power needed. Installs quickly and easily. Opens automatically when temperature rises. Replaces manual vent arm.
BrandPalram #ad
ManufacturerPalram #ad
Height3 Inches
Length16 Inches
Weight1 Pounds
Width3 Inches
Part NumberHG1005
ModelHG1005

7. ORORANY

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ORORANY Automatic Ventilation Greenhouse Window Opener with Solar Power Sensor- Garden Greenhouse Roof Ventilation Window Opener Kit Lifts 15 Lbs

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ORORANY #ad - 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. With a maximum opening of 18 inches, it provides ample ventilation for your plants.

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. 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.

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. Get the most out of your greenhouse with our reliable and convenient automatic vent opener. Durable and rust-proof: featuring an aluminum spray-painted cylinder, the solar window opener is built to last and withstand harsh weather conditions.
BrandORORANY #ad
ManufacturerORORANY #ad

8. Greensen

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Greenhouse Window Opener Cylinder Solar Window Opener Temperature Control Hydronic Window Opener Solar Heat Sensitive Hothouse Vent Opener Kit, Greenhouse Vent Automatic Opener

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Greensen #ad - Automatic outlet valve: the greenhouse window opener consumes no electricity and requires no batteries or electricity. If necessary, you will need to use a drilling tool to tighten and secure the catheter. Open -15 ° c-25 ° c 60 ° -77f, full opening temperature 35 ° 19f or more, full opening distance 45 cm 18 inches.

The cylinder can be closed well before freezing and then opened again. The solar heat sensitive vent can lift up to 15 pounds. The temperature changes automatically to maintain the optimal growth temperature and prevent the greenhouse from overheating. High quality galvanized steel: the greenhouse window opener is made of galvanized steel, which has weather proof, durability and rust proof. Solar energy: non-electricity that uses solar energy when the temperature rises or falls opens or closes the greenhouse openings.

Easy installation: the window opener is equipped with screws that can be screwed directly into the plate using a screwdriver in a wooden or metal frame, which is very simple and convenient. Greenhouse assistant: the greenhouse vent automatic opener can prevent the greenhouse from overheating. The aluminum frame looks shiny, durable and rustproof. The greenhouse window opener is ideal for opening and closing greenhouse through greenhouse.
BrandGreensen #ad
ManufacturerGreensen #ad
Height0.39 Inches
Length0.39 inches
Weight0.84 Pounds
Width0.39 Inches
Part NumberGreensen2ryqhwnvau

9. BIBISTORE

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BIBISTORE Greenhouse Automatic Vent Opener Solar Roof Vent Opening Kits for Wooden&Aluminum Greenhouse Auto Hothouse Window Opener Agriculture Greenhouse Acessories Lifts 15.4 Lbs7kg

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BIBISTORE #ad - Overheating protection-this automatic window opener will help you maintaining the best growing temperature and prevent your greenhouse from overheating. No electric power needed&automatic-solar powered, automatically open or close the greenhouse vents as temperature rises or drops. Easy installation-comes with a fitting accessory pack and a detailed manual for easy installation. High quality materials-made of high quality of aluminum and stainless steel. Durable and no rust. Strong force-lifts up to 15. 4 lbs7kg, suitable for most of greenhouse.
BrandBIBISTORE #ad
ManufacturerBIBISTORE #ad