Top 7 Best automatic greenhouse vent opener In 2022
1. Agriculture Solutions Univent Automatic Vent Opener Standard – Lifts 15 Lbs
- 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.
2. BIBISTORE Solar Heat Sensitive Automatic Greenhouse Window Opener Hothouse Vent Openers Auto Vent Kit-(Two Springs,Lifts 15 Lbs,No Power Needed)
- 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.
3. Automatic Roof Vent Opener Snap Grow Greenhouse Acessories Solar Window Louvre Thread Opener, Up to 30lbs (Dual Spring Opener)
- Automatic Window Opener Prevent hobby greenhouse overheating
- Dual Spring Solar Vent Opener with Stronger Force, up to 30lbs
- Ideal for your greenhouse window, wall and hobby vents in higher wind situations
- Starts opening between 59 – 77°F, Replaces manual vent arm
- Screw directly into polycarbonate panels, wood, or metal frames.
4. G-More Greenhouse Automatic Window Opener Automatic Vent Opener with Double Spring Solar Vent Roof Opener Replacement Cylinder Temperature Control, with Solar Power Sensor (Window Vent Opener)
- AUTO WINDOW OPENER–As the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating.
- DOUBLE SPRING–Double spring mechanism protects against wind gusts. The Automatic vent opener is appropriated for most of the current garden greenhouses.
- PREMIUM QUALITY–The window opener is made of high quality aluminum alloy. Durable and rust resistant in damp environments Long service life.
- EASY TO INSTALL– We have attached an Installation manual, and there is video in listing for your reference. There is two ways to install: 1. Clamps to greenhouse bars, no drilling needed. 2. Screw directly into polycarbonate panels, wood, or metal frames.
- MAXIMUM OPENING–Approx. 30°. Maximum window opening: 45 cm. lift up to 15lbs. If you have any questions, please don’t hesitate to contact us.
5. Yziixi Solar Heat Sensitive Automatic Greenhouse Vent Opener Auto Vent Kit Gardening Tools for Greenhouses Roof Ventilation (Single Spring Vent Opener)
- 【HIGH QUALITY】All parts corrosion resistant. Spring controlled – Resists wind damage when opening and closing. When temperature above 25°/77°F, the window opener will keep opening.Fully open temperature at 30° (86°F) or above; once temperature drop to about 15°/59°F, the window opener will totaly close.
- 【NON ELECTRIC】Uses solar energy, open or close the greenhouse vents as temperature rises or drops and clamps to greenhouse bars – no drilling needed quality construction.
- 【APPLICATION】Maximum window opening approximately 45cm/18”, depending on adjustment and load. Window roof vent opener Suitable for greenhouse window up to 7kg (if more than 7kg, we recommend you to use two window opener).
- 【AUTOMATIC】This opener will automatically open and close your greenhouse window, as the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating.
- 【NOTICE】 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°
6. JINGOU Automatic Greenhouse Window Opener, Automatic Roof Vent Opener for Greenhouse, Auto Solar Vent Opener with Solar Power Sensor, Lifts 15 Lbs
- 【Suitable for Most Greenhouses】: Up to 15lb load-bearing capacity, JINGOU automatic greenhouse vent kit is suitable for most greenhouse
- 【Automatic Opening/Closing】: The greenhouse window opener automatically opens and closes through the thermal induction of temperature, it does not consume any power, energy-saving and environmentally friendly.
- 【Working Condition】: When the temperature exceeds 77°F (25°C), solar vent opener will open. When the temperature drops to 59°F (15°C), the greenhouse kit will shut down completely
- 【Excellent Quality】: JINGOU automatic greenhouse vents are made of zinc-coated steel, durable and anti-rust, it has a long service life
- 【Easy To Install】: Vent opener greenhouse equipped with screws, screw it into the panel , wood or metal frame directly with a screwdriver, simple and convenient
7. Palram HG1005 Auto Greenhouse Vent Opener, Gray
- Opens automatically when temperature rises
- Installs quickly and easily
- Simple, oil-filled cylinder, no power needed
- Replaces manual vent arm
8. 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)
- 🌞【OPTIMAL VENTILATION】Your plants are optimally ventilated through temperature-controlled opening and closing. Depending on the temperature, the piston of the cylinder moves and opens or closes the window.
- 🌞【NO ELECTRICITY REQUIRED】Environmental awareness preprogrammed – the automatic window opener is a temperature-controlled, fully automatic device.
- 🌞【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.
- 🌞【INDIVIDUALLY ADAPTABLE】Can be installed quickly and easily for the windows of common garden and greenhouses. You can steplessly adjust the opening angle by turning the cylinder and thus achieve the right ventilation for your bed.
- 🌞【SCOPE OF DELIVERY】1x window regulator | Lifting force: max. 7.5 kg | Lifting height: max. 45 cm | Temperature range: 15 ° C to 25 ° C | Dimensions: (L x W x H) 38cm x 10cm x 5cm
9. Univent Automatic Vent Opener Standard Automatic Roof Vent Opener Solar Heat Sensitive Greenhouse Autovent Vent Opener Standard-Lifts 15LBs for Hothouse Cold Frame Gardening Tools No Power Needed.
- Suitable for Most Greenhouses:The maximum load-bearing capacity of the glass of the ventilation window does not exceed 15lb
- Working Condition:The maximum height of the open window is about 45 cm (18 inches)
- Automatic Opening/ClosingUses Solar energy only, no power required.
- Excellent Quality:Stainless steel galvanized sheet, double spring design, automatic temperature adjustment 15-25°
- 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°
10. Greenhouse Window Opener Vent Autovent Solar Garden House Heat Sensitive Automatic Greenhouses Roof
- HIGH QUALITY – All parts corrosion resistant. Spring controlled – Resists wind damage when opening and closing. When temperature above 25¡ã/77¡ãF, the window opener will keep opening.Fully open temperature at 30¡ã (86¡ãF) or above; once temperature drop to about 15¡ã/59¡ãF, the window opener will totaly close.
- NON ELECTRIC – Uses solar energy, open or close the greenhouse vents as temperature rises or drops and clamps to greenhouse bars – no drilling needed quality construction.
- APPLICATION – Maximum window opening approximately 45cm/18”, depending on adjustment and load. Window roof vent opener Suitable for greenhouse window up to 7kg (if more than 7kg, we recommend you to use two window opener).
- AUTOMATIC – This opener will automatically open and close your greenhouse window, as the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating.
- NOTICE – 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¡ã