Reviews Greenhouse Automatic Vent Opener

TOPINCN Greenhouse Winder Opener Cylinder, Greenhouse Roof Vent Opener Automatic Vent Opener, Replacement Cylinder Temperature Sensor Perfect for Greenhouse Window

  • 【High Sensitive】This automatic vent opener for greenhouse features high sensitive, automatic respond to weather changes, so you don't need to stay near the greenhouse..
  • 【High Performance】This greenhouse winder opener will change as the temperature changes automatically, maintains the best growing temperature and prevents your greenhouse from overheating..
  • 【Premium Material】This greenhouse winder opener cylinder was made of quality material, durable, solid and convenient to use..
  • 【Features】This greenhouse vent automatic opener is time and labor saving, also can supply a better temperature condition of plant's growth..
  • 【Opeeration Way】This cylinder is non-electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops.This products need to be refrigerated before use it..
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Automatic Roof Vent Opener Dual Spring Greenhouse Accessories Solar Heat Sensitive Automatic Greenhouse Window Opener Replacement Greenhouse Vent Opener Greenhouse Opener for Ventilation (2 Pcs)

  • 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.
  • Reliable Material: these automatic greenhouse window openers are mainly made of aluminium alloy material, reliable and reusable, sturdy and strong, not easy to break or rust, 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.
  • Solar Heat Sensitive: the auto greenhouse vent opener will remain open, when the temperature exceeds 25 degrees Celsius, and the opener will close completely, when temperature drops to 15 to 18 degrees Celsius, using solar energy, no batteries or electrical power needed.
  • Widely Applicable: these greenhouse accessories are practical and useful tools, which can be widely applied for g....
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SERIES 525 CASEMENT SINGLE VENT (X) LEFT/RIGTH OUTSWING (24\W x 72\H)

  • [Automatic Vent Opener]-- As the temperature changes automatically, this auto thermo for window maintains the best growing temperature and prevents your greenhouse from overheating.
  • [Greenhouse Helper]-- With this greenhouse vent autovent it can prevent greenhouse overheating. Ideal for your greenhouse window--opens and closes your greenhouse window. Start to open - 15°c - 25°c (60°-77F).
  • Fully open temperature 35° (19f) or above.
  • [Solar Energy]-- Non electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops. This solar heat sensitive vent opener can lift up to 15 lbs. the cylinder closes well before deep freezing and opens again with no problem..
  • [Premium Quality]-- This solar heat sensitive adopted elongated aluminum cylinder with paint spraying, weather resistant. Aluminum frame looks more lustrous, durable and rust-proof..
  • [Warm Tips]-- Do not use this opener anywhere the temperature will exceed 45° (122F). To use with the greenhouse, you need to use the drilling tools to screw into the channel and fix it..
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AAADRESSES Greenhouse Window Ventilation Bracket, Automatic Ventilation Switch, Solar Thermal Window Opener, Automatic Window Opening Tool for Greenhouse

  • [Automatic Vent Opener]-- As the temperature changes automatically, this auto thermo for window maintains the best growing temperature and prevents your greenhouse from overheating.
  • [Greenhouse Helper]-- With this greenhouse vent autovent it can prevent greenhouse overheating. Ideal for your greenhouse window--opens and closes your greenhouse window. Start to open - 15°c - 25°c (60°-77F).
  • Fully open temperature 35° (19f) or above.
  • [Solar Energy]-- Non electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops. This solar heat sensitive vent opener can lift up to 15 lbs. the cylinder closes well before deep freezing and opens again with no problem..
  • [Premium Quality]-- This solar heat sensitive adopted elongated aluminum cylinder with paint spraying, weather resistant. Aluminum frame looks more lustrous, durable and rust-proof..
  • [Warm Tips]-- Do not use this opener anywhere the temperature will exceed 45° (122F). To use with the greenhouse, you need to use the drilling tools to screw into the channel and fix it..
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1 White Recessed Screw Terminal Block Door Contacts NC Alarm Door Window Sensors with Magnetic Reed Switch. These 38 Door Contact Position switches DCS Work

  • [Automatic Vent Opener]-- As the temperature changes automatically, this auto thermo for window maintains the best growing temperature and prevents your greenhouse from overheating.
  • [Greenhouse Helper]-- With this greenhouse vent autovent it can prevent greenhouse overheating. Ideal for your greenhouse window--opens and closes your greenhouse window. Start to open - 15°c - 25°c (60°-77F).
  • Fully open temperature 35° (19f) or above.
  • [Solar Energy]-- Non electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops. This solar heat sensitive vent opener can lift up to 15 lbs. the cylinder closes well before deep freezing and opens again with no problem..
  • [Premium Quality]-- This solar heat sensitive adopted elongated aluminum cylinder with paint spraying, weather resistant. Aluminum frame looks more lustrous, durable and rust-proof..
  • [Warm Tips]-- Do not use this opener anywhere the temperature will exceed 45° (122F). To use with the greenhouse, you need to use the drilling tools to screw into the channel and fix it..
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BIBISTORE Solar Automatic Window Opener for Greenhouse Heat Sensitive Auto Greenhouse Vent Opener Greenhouse Accessories Hothouse Roof Vent Kit-Lifts 15 Lbs

  • ...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°.
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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,....
  • 【NON ELECTRIC】Uses solar energy, open or close the greenhouse vents as temperature rises or drops and clamps to greenhouse bars - no drilling....
  • 【APPLICATION】Maximum window opening approximately 45cm/18'', depending on adjustment and load. Window roof vent opener Suitable for greenhouse....
  • 【AUTOMATIC】This opener will automatically open and close your greenhouse window, as the temperature changes automatically, maintains the best....
  • 【NOTICE】 Do not apply excessive loads by locking or covering window.The automatic ventilation window opener in the greenhouse cannot be used in an....
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A ANLEOLFIE Automatic Roof Vent Opener Greenhouse Accessories Solar Window Louvre Thread Opener Up to 30lbs Dual Spring Opener

  • 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.
  • 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..
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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 Lbs(7kg)

  • 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.
  • 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..
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GLOGLOW Greenhouse Automatic Window Opener Auto Vent Replacement for Gardman Vents Temperature Controlled Sensor Automatic Window Opener

  • Non electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops..
  • High sensitive, automatic respond to weather changes, so you don't need to stay near the greenhouse. As the temperature changes automatically,....
  • This is a replacement cylinder for automatic window opener. Deal for your greenhouse window--opens and closes your greenhouse window..
  • Window opener for greenhouse can time saving, also can supply a better temperature condition of plant's growth..
  • Great for most greenhouse to open or close window automatically. Adjustable for different opening heights and mountable two different ways, taking up....
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Artilife Greenhouse Automatic Window Opener Automatic Vent Opener Kit Double Spring Greenhouse Window Lifts 30 Lbs

  • 【High Quality】This automatic window opener is constructed from quality iron. The plastic-sprayed aluminum frame is more shiny, durable and....
  • 【Environmental friendly】Using solar energy, non-electric power, the greenhouse windows can be opened or closed as the temperature rises or falls..
  • 【Good window opening tool】This opener will automatically open and close your greenhouse windows to maintain the best desired temperature and....
  • 【Easy to stall】Easy to install to your greenhouse vents or windows using the provided screws and clips or your own fasteners to enter the....
  • 【Working Conditions】Do not apply excessive load by locking or covering the windows. Greenhouse automatic ventilation window openers cannot be used....
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EBTOOLS Automatic Roof Vent Opener Greenhouse Accessories Solar Window Louvre Thread Opener Up to 30lbs Dual Spring Opener

  • 【Suitable for Most Greenhouses】 This corkscrew will automatically open and close your greenhouse windows to maintain the optimal growing....
  • 【High-Quality Structure】 Reliable, high-quality anodized anodized aluminum automatic window opener..
  • 【Working Conditions】 Start opening 20°C-25°C (68-77°F).
  • full opening distance 45 cm (18 inches), maximum opening weight: 7kg / 15lb..
  • 【Environmental Protection】 Non Electric uses solar energy to open or close the greenhouse vents as the temperature rises or falls, including....
  • 【Convenience】 Sensitive opener can be clamped or screwed on the greenhouse frame without drilling holes..
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ROBTLE Automatic Vent Opener Lifts Solar Heat Sensitive Automatic Greenhouse Window Opener Greenhouse Roof Vent Opener Easy Assemble Auto Vent Kit for Palram Greenhouse 15 Lbs

  • Designed for : With this greenhouse vent autovent it can prevent greenhouse overheating. Ideal for your greenhouse window--opens and closes your....
  • Weather Resistant : This solar heat sensitive adopted elongated aluminum cylinder with paint spraying, weather resistant. Aluminum frame looks more....
  • Prevents Your Greenhouse from Overheating : As the temperature changes automatically, this auto thermo for window maintains the best growing....
  • Solar Energy Powered : Non electric, uses solar energy, open or close the greenhouse vents as temperature rises or drops. This solar heat sensitive....
  • Warm Tips : Do not use this opener anywhere the temperature will exceed 45° (122F). To use with the palram greenhouse, you need to use the drilling....
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