Top 10 Greenhouse Automatic Vent Opener – Greenhouse Window Openers

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

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

2. Yziixi


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

Yziixi #ad - 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. 7. 5 kg | lifting height: max.

Individually adaptablecan be installed quickly and easily for the windows of common garden and greenhouses. Optimal ventilationyour plants are optimally ventilated through temperature-controlled opening and closing. Scope of delivery1x window regulator | lifting force: max. You can steplessly adjust the opening angle by turning the cylinder and thus achieve the right ventilation for your bed.

No electricity requiredenvironmental awareness preprogrammed - the automatic window opener is a temperature-controlled, fully automatic device. Depending on the temperature, the piston of the cylinder moves and opens or closes the window. 45 cm | temperature range: 15 ° c to 25 ° c | dimensions: L x W x H 38cm x 10cm x 5cm.
BrandYziixi #ad
ManufacturerUMISKY #ad
Height1.18 Inches
Length11.81 Inches
Width1.97 Inches
Part Number[email protected]

3. Agriculture Solutions


Agriculture Solutions Univent Automatic Vent Opener Standard, Lifts 15 Lbs

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

4. Palram


Canopia Automatic Roof Vent Opener for Greenhouses, Palram

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



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

ORORANY #ad - Quality window opening performanceincrease the vent angle by about 30°. Easy to installthis automatic greenhouse vent opener is suitable for most aluminum wood frame greenhouses. Comes with a suitable accessory kit and a detailed manual for easy installation.

The maximum opening is 18in and the weight is 15lbs 7kg. Long-term usethis solar window opener uses an elongated aluminum spray-painted cylinder, which is weather-resistant. Prevent your greenhouse from overheatinguse this automatic greenhouse vent opener for ventilation. It does not require batteries or electricity, which is energy-saving and environmentally friendly. If it is still not enough for your windows, you can use two window openers together.

Smart on/offthis greenhouse window opener will automatically open and close the vents of your garden greenhouse as the temperature changes. When the temperature exceeds 77°F 25°C, the solar vent opener will open. The overall look is more shiny, durable and rust-proof, and has a long service life. When the temperature drops to 60°F 15°C, the greenhouse suite will shut down completely.
BrandORORANY #ad
ManufacturerORORANY #ad



BIBISTORE Greenhouse Auto Vent Openers Solar Heat Sensitive Roof Vent Opening Kits for Wooden&Aluminum Greenhouse Automatic Hothouse Window Opener Agriculture Gardening Tools-Lifts 15.4 Lbs7kg

BIBISTORE #ad - Easy installation-comes with a fitting accessory pack and a detailed manual for easy installation. No electric power needed&automatic-solar powered, automatically open or close the greenhouse vents as temperature rises or drops. Overheating protection-this automatic window opener will help you maintaining the best growing temperature and prevent your greenhouse from overheating. 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.
ManufacturerBIBISTORE #ad



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

BIBISTORE #ad - 4. Both clamp and screw for easy installation. 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. 5. Pack well for shipment.
Manufacturer053554638922 #ad
Part NumberBIBISTORE-320

8. Ycsst


Ycsst Automatic Vent Opener Standard Automatic Roof Vent Opener Solar Heat Sensitive Greenhouse Autovent Opener Standard-Lifts 15LBs for Hothouse Cold Frame Gardening Tools No Power Needed.

Ycsst #ad - Tips:note: do not apply excessive loads by locking or covering window. The automatic ventilation window opener in the greenhouse cannot be used in an environment with a temperature higher than 50°.

Working condition:the maximum height of the open window is about 45 cm 18 inches. Excellent quality:stainless steel galvanized sheet, double spring design, automatic temperature adjustment 15-25°. Suitable for most greenhouses:The maximum load-bearing capacity of the glass of the ventilation window does not exceed 15lb. Automatic opening/ClosingUses Solar energy only, no power required.
BrandYcsst #ad
ManufacturerYcsst #ad
Height1.57 Inches
Length12.4 Inches
Weight1.23 Pounds
Width1.38 Inches
Warranty2 years

9. Artilife


Artilife Greenhouse Automatic Window Opener Automatic Vent Opener KitDouble Spring Greenhouse Window Lifts 30 Lbs

Artilife #ad - Easy to stalleasy to install to your greenhouse vents or windows using the provided screws and clips or your own fasteners to enter the pre-perforated. The plastic-sprayed aluminum frame is more shiny, durable and anti-rust.

High qualitythis automatic window opener is constructed from quality iron. Good window opening toolthis opener will automatically open and close your greenhouse windows to maintain the best desired temperature and prevent your greenhouse from overheating. Greenhouse automatic ventilation window openers cannot be used in environments where the temperature is higher than 60°/140℉ in greenhouse sheds. Working conditionsdo not apply excessive load by locking or covering the windows. Environmental friendlyusing solar energy, non-electric power, the greenhouse windows can be opened or closed as the temperature rises or falls.
BrandArtilife #ad
ManufacturerArtilife #ad



Black Powder Coating Steel Roof Vent Kit-Lifts 15 Lbs,No Power Needed,Single Spring, BIBISTORE Solar Auto Vent Window Opener for Greenhouse,Heat Sensitive Automatic Ventilation Openers

BIBISTORE #ad - 3. Both clamp and screws included, easy installation. 2. Solar energy sourced, cost nothing to operate,  environment friendly. 1. Black color powder coating for frame, looks nice and not rust. 5. 100% money back guarantee - only bibistore is the owner of this listing, and offer the super customer service. If you buy from bibistORE, and were not satisfied with our product. Please just contact us freely, we seriously promise to offer 100% money back guarantee. 4. Thicker and stronger steel material, suitable for windy mountain area, resist wind twist.
ManufacturerBIBISTORE #ad