Top 9 Automatic Vent Opener – Greenhouse Window Openers

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1. Agriculture Solutions

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Lifts 15 Lbs, Agriculture Solutions Univent Automatic Vent Opener Standard

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Agriculture Solutions #ad - Screw directly into polycarbonate panels, wood, or metal frames. Starts opening between 55 - 75°F, depending on how you have adjusted the vent. Solar vent opener can lift up to 15 lbs.
BrandAgriculture Solutions #ad
ManufacturerAgriculture Solutions LLC #ad
Height1.97 Inches
Length11.81 Inches
Weight0.88 Pounds
Width1.97 Inches
Part Number441665
ModelUnivent

2. Palram

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Palram Automatic Roof Vent Opener

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

3. Aramox

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Auto Vent Opener Automatic Greenhouse Vent Opener with Solar Power Sensor and Controllor

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Aramox #ad - Ideal for your greenhouse window--opens and closes your greenhouse window. Non electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops. Can be clamped onto or screwed onto your greenhouse frame. Great function:Prevent greenhouse overheating. Easy to install. As the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating.
BrandAramox #ad
ManufacturerAramox #ad
Height0.39 Inches
Length0.39 Inches
Width0.39 Inches
Part NumberAramox7mwy0g5qez

4. Valensha

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Valensha Solar Heat Sensitive Automatic Thermofor Window Opener Greenhouse Autovent Vent Greenhouse Vent Window Opener Roof Opening Tool

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Valensha #ad - This opener will automatically open and shut your greenhouse window to maintain the best growing temperature and preventing your greenhouse from overheating. Easy to fit onto your greenhouse vent or window using supplied screws and clamps or your own fasteners into pre-punched holes. Non electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops. Environmental friendly--Non Electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops. This very smart autovent uses energy from the sun and surrounding air.
BrandValensha #ad
ManufacturerValensha #ad
Part NumberZ08W2IF990QNYF2T

5. Beennex

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Solar Vent Opener, Greenhouse Window Opener Vent Solar Heat Sensitive Automatic Greenhouses Roof

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Beennex #ad - 4. Starts opening between 68 - 77°F, depending on how you have adjusted the vent. 1. This solar vent opener Can be clamped onto or screwed onto your greenhouse frame. 2. 3. Greenhouse window Openers can lift up to 15 lbs. As the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating. Non electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops. 5.
BrandBeennex #ad
ManufacturerBeennex #ad
Weight0.82 Pounds
Part Numberyx0268

6. Konesky

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Konesky Window Vent Opener Univent Automatic Vent Opener Standard Agricultural Greenhouse Solar Powered Automatic Roof Opener, Lifts 15 Lbs Window Vent Opener

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Konesky #ad - When the temperature exceeds 25 degrees, the window regulator will remain open. Automatic adjustment: the automatically adjusted temperature is 15 to 25°C. The temperature drops to 15-18 degrees Celsius and the opener will close completely.

Good quality: the window opener is made of high-quality steel, which is strong and sturdy, and the solar sensor is also very durable. Easy to install: equipped with screws, can be installed directly with clampsnot included or screws, very simple and convenient. Heat sensitive: the window opener automatically opens and closes through the thermal induction of the temperature, and the solar energy sensor does not consume any power. Universal vent opener: applicable to most windows, the maximum weight of the ventilation window is less than 15 Lbs can be used with confidence.
BrandKonesky #ad
ManufacturerKonesky #ad
Height1.57 Inches
Length12.4 Inches
Width1.38 Inches

7. Keenso-

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Automatic Window Opener, Double Spring Automatic Vent Opener Solar Heat Sensitive Auto Thermo for Window Open Greenhouse Vent Autovent

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Keenso- #ad - Double spring designcompared with the single spring vent, the double spring greenhouse window opener has stronger thrust force, more solid, and much durable. When the temperature exceeds 25 degrees, the window regulator will remain open.

Size: 38 x 9. 5 x 9. 5 cm / 14. 96 x 3. 74 x 3. 74 inch appr. Solar heat sensitivenon electric, our window vent opener uses solar energy. High performanceas the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating. Maximum opening weight: 7kg/15lb. Maximum opening about: 30°. The temperature drops to 15-18 degrees Celsius and the opener will close completely.

The automatically adjusted temperature is 15 to 25°C. Ideal for your greenhouse windowThe greenhouse window opener can be clamped onto or screwed onto your greenhouse frame, opens and closes your greenhouse window. Premium materialautomatic window opener is made of aluminum alloy, maximum window opening: 45cm/17. 7inch.
BrandKeenso- #ad
ManufacturerKeenso- #ad
Height1.97 Inches
Length14.96 Inches
Weight0.99 Pounds
Width3.74 Inches
Part Numberlyrlody4ovnk75gsp

8. Agriculture Solutions

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Agriculture Solutions Gigavent, Automatic Greenhouse Vent Opener up to 65 Lbs

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Agriculture Solutions #ad - Premium gigavent solar Vent Opener can lift up to 65 lbs. Black and silver, high quality, all metal construction. 2 year warranty with Agriculture Solutions LLC. The volume-expanding wax within the hydraulic cylinder will endure any temperature hot or freezing, working independently of the power grid for continuous temperature monitoring. Adjustable for different opening heights and mountable two different ways, taking up as little space as possible within your greenhouse.
BrandAgriculture Solutions #ad
ManufacturerAgriculture Solutions LLC #ad
Part Number101
ModelGIGAVENT
WarrantyAgriculture Solutions LLC 2 Year warranty.

9. E-BigSales BIBISTORE

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BIBISTORE Solar Heat Sensitive Automatic Greenhouse Window Opener Hothouse Vent Openers Auto Vent Kit-Two Springs,Lifts 15 Lbs,No Power Needed

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E-BigSales BIBISTORE #ad - 5. Pack well for shipment. 2. Aluminium and stainless steel material, No worry corrosion. 3. Solar energy sourced, no operating cost, environmentaly friendly. 1. Thicker and stronger material with 2-spring type, suitable for windy mountain area, resist wind twist. 4. Both clamp and screw for easy installation.
BrandE-BigSales BIBISTORE #ad
Manufacturer053554638922 #ad
Part NumberBIBISTORE-320