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| Best Seller  | Description: Ingenious temperature-sensitive automatic vent opener can automatically open and close window frame really works well in maintaining greenhouse within preferred temperature . vent opener starts opening between 15-25 (60-77) depending on... more | FREE shipping go to store |
 | Features: Wide Application -- Works for all gate openers. Can be widely used for access control system parking lot defence wall door and window balcony garage passage and other places. Great to be installed for system in school office building... more | FREE shipping go to store |
| Best Seller  | After installed this temperature controlled automatic vent opener your window will be a self opening one. It is solar heat sensitive that open the vent when weather warms up and then closing when it cools down. Really works well in maintain the... more | FREE shipping go to store |
 | After installed this temperature controlled automatic vent opener your window will be a self opening one. It is solar heat sensitive that open vent when weather warms up and then closing when it cools down. Really works well in maintain greenhouse... more | $44.28 $39.10 FREE shipping go to store |
 | After installed this temperature controlled automatic vent opener your window will be a self opening one. It is solar heat sensitive that open vent when weather warms up and then closing when it cools down. Really works well in maintain greenhouse... more | $38.79 $32.36 FREE shipping go to store |
 | After installed this temperature controlled automatic vent opener your window will be a self opening one. It is solar heat sensitive that open vent when weather warms up and then closing when it cools down. Really works well in maintain greenhouse... more | $38.79 $32.36 FREE shipping go to store |
 | After installed this controlled automatic vent opener your window will be a self opening one. It is solar heat sensitive that open the vent when weather warms up and then closing when it cools down. Really works well in maintain the greenhouse within... more | $42.89 $38.79 FREE shipping go to store |
 | Description This is a auto window opener selected premium material wear resistant lightweight and so portable safe and durable. It s made with excellent workmanship. It is suitable for greenhouse usage. A nice helper for you. Features -Color:Black... more | go to store |
 | DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector for Door Window Burglar Alarm System Sliding Gate Opener Accessory 24V 1 Pair(Transmitter and Receiver) Easy to Install -- Install each pair at the opposite... more | FREE shipping go to store |
 | DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector for Door Window Burglar Alarm System Sliding Gate Opener Accessory 24V 1 Pair(Transmitter and Receiver) Color: Black Reliable to Use -- Features technology that... more | FREE shipping go to store |
 | DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector for Door Window Burglar Alarm System Sliding Gate Opener Accessory 24V 1 Pair(Transmitter and Receiver) Item Size: 76*49.2*21.6mm/3.0*1.9*0.9in Input Curren: RX... more | FREE shipping go to store |
 | Working Condtion: The start open temperature can be adjusted from 15℃-23℃ ( 59℉-73.4℉ ).(Adjust:Rotate the cylinder clockwise to lower the open temperature or anticlockwise to increase open temperature.) When the temperature reaches 35℃ (... more | FREE shipping go to store |
 | Features: Premium Construction: Reliable premium quality aluminum and iron automatic window opener for greenhouses durable for long time use. Automatic Opening and Closing of the Window: The greenhouse window opener can be temperature controlled to... more | FREE shipping go to store |
 | After installed this temperature controlled automatic vent opener your window will be a self opening one. It is solar heat sensitive that open vent when weather warms up and then closing when it cools down. Really works well in maintain greenhouse... more | $42.89 $39.10 FREE shipping go to store |
 | After installed this temperature controlled automatic vent opener your window will be a self opening one. It is solar heat sensitive that open vent when weather warms up and then closing when it cools down. Really works well in maintain greenhouse... more | $42.39 $39.10 FREE shipping go to store |
 | After installed this temperature controlled automatic vent opener your window will be a self opening one. It is solar heat sensitive that open vent when weather warms up and then closing when it cools down. Really works well in maintain greenhouse... more | $41.08 $39.10 FREE shipping go to store |
 | After installed this temperature controlled automatic vent opener your window will be a self opening one. It is solar heat sensitive that open vent when weather warms up and then closing when it cools down. Really works well in maintain greenhouse... more | FREE shipping go to store |
 | Specifications: Item Type: Greenhouse Winder Opener Cylinder Temperature range 15°- 25°/60°-77F Weight: Approx. 107g Package: 1 x Greenhouse Winder Opener Cylinder Notes: Do not use this opener cylinder anywhere the temperature will exceed 50°... more | FREE shipping go to store |
 | Specification: Condition: 100% Brand New Item Type: Window Opener Kit Material: Aluminum Alloy Color: Black Uses: Greenhouse Household Bearing Weight: 14kg / 31lb Opening Force: 7kg / 15lb Closing Force: 0.5kg / 1lb Product Operating Temperature:... more | FREE shipping go to store |
 | Specification: Item Type: Vent Opener Material: Aluminum Window Bracket Product Size: Approx. 33.5 x 4.5 cm / 13.2 x 1.8 in Temperature Sensing Cylinder Product Size: Approx. 34cm / 13.4in Weight: Approx. 436g / 15.4oz Start Opening: 25°C (77°F)... more | FREE shipping go to store |
 | Specifications: Item Type: Greenhouse Winder Opener Cylinder Temperature range 15°- 25°/60°-77F Weight: Approx. 107g Package: 1 x Greenhouse Winder Opener Cylinder Notes: Do not use this opener cylinder anywhere the temperature will exceed 50°... more | FREE shipping go to store |
 | Specification: Item Type: Vent Opener Material: Aluminum Window Bracket Product Size: Approx. 33.5 x 4.5 cm / 13.2 x 1.8 in Temperature Sensing Cylinder Product Size: Approx. 34cm / 13.4in Weight: Approx. 436g / 15.4oz Start Opening: 25°C (77°F)... more | FREE shipping go to store |
 | Specification: Item Type: Vent Opener Material: Aluminum Window Bracket Product Size: Approx. 33.5 x 4.5 cm / 13.2 x 1.8 in Temperature Sensing Cylinder Product Size: Approx. 34cm / 13.4in Weight: Approx. 436g / 15.4oz Start Opening: 25°C (77°F)... more | FREE shipping go to store |
 | Miulika Greenhouse Automatic Window Opener Roof Vent Auto Opener Sturdy Greenhouse Vent Automatic Opener for Flower Rooms Sunrooms.The automatic window opener measures 55cmx26.5cm/21.65inchx10.43inch and is made from galvanized plate ensuring sturdy... more | FREE shipping go to store |
 | simhoa Greenhouse Automatic Window Opener Roof Vent Auto Opener Sturdy Greenhouse Vent Automatic Opener for Flower Rooms Sunrooms.The automatic window opener measures 55cmx26.5cm/21.65inchx10.43inch and is made from galvanized plate ensuring sturdy and... more | FREE shipping go to store |
 | Colaxi Greenhouse Automatic Window Opener Roof Vent Auto Opener Sturdy Greenhouse Vent Automatic Opener for Flower Rooms Sunrooms.The automatic window opener measures 55cmx26.5cm/21.65inchx10.43inch and is made from galvanized plate ensuring sturdy and... more | FREE shipping go to store |
 | kesoto Greenhouse Automatic Window Opener Roof Vent Auto Opener Sturdy Greenhouse Vent Automatic Opener for Flower Rooms Sunrooms.The automatic window opener measures 55cmx26.5cm/21.65inchx10.43inch and is made from galvanized plate ensuring sturdy and... more | FREE shipping go to store |
 | figatia Greenhouse Automatic Window Opener Roof Vent Auto Opener Sturdy Greenhouse Vent Automatic Opener for Flower Rooms Sunrooms.The automatic window opener measures 55cmx26.5cm/21.65inchx10.43inch and is made from galvanized plate ensuring sturdy... more | FREE shipping go to store |
 | koolsoo Greenhouse Automatic Window Opener Roof Vent Auto Opener Sturdy Greenhouse Vent Automatic Opener for Flower Rooms Sunrooms.The automatic window opener measures 55cmx26.5cm/21.65inchx10.43inch and is made from galvanized plate ensuring sturdy... more | FREE shipping go to store |
 | Description: Ingenious temperature-sensitive automatic vent opener can automatically open and close window frame really works well in maintain greenhouse within preferred temperature . Vent opener starts opening between 15-25℃ (60-77℉) depending on... more | $40.59 $36.56 FREE shipping go to store |
 | Description: Ingenious temperature-sensitive automatic vent opener can automatically open and close window frame really works well in maintain the greenhouse within the preferred temperature . Vent opener starts opening between 15-25℃ (60-77℉)... more | $36.99 $32.99 FREE shipping go to store |
 | Features: Premium Construction: Reliable premium quality aluminum and iron automatic window opener for greenhouses durable for long time use.Automatic Opening and Closing of the Window: The greenhouse window opener can be temperature controlled to open... more | FREE shipping go to store |
 | Features: This is a kit containing 1 of window opening bar 2 of pegs and 6 of A2 stainless steel nuts. the vast majority of greenhouse (roof vents). Adopts high quality aluminum material sturdy and durable. The bolts are the correct length which will... more | $9.98 $8.09 FREE shipping go to store |
 | CACAGOO DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector for Door Window Burglar Alarm System Sliding Gate Opener Accessory 24V 1 Pair( and Receiver) Features: Wide Application -- Works for all gate openers. Can... more | FREE shipping go to store |
 | Features: Wide Application -- Works for all gate openers. Can be widely used for access control system parking lot defence wall door and window balcony garage passage and other places. Great to be installed for system in school office building... more | $12.99 $11.99 FREE shipping go to store |
 | A ANLEOLFIE Automatic Roof Vent Opener Greenhouse Accessories Solar Window Louvre Thread Opener Up to 30lbs (Dual Spring Opener) more | FREE shipping go to store |
 | Greenhouse Window Opener Easy Assemble Greenhouse Window Opener for Garden Greenhouse Window Features: Durable Material: Greenhouse window openers are made of galvanised steel weatherproof durable and rustproof durable for long time. Automatic Opening and Closing of the Window: The greenhouse window opener can be temperature controlled to open... more | FREE shipping go to store |
 | Features: Made of quality material durable solid and convenient to use. 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... more | FREE shipping go to store |
 | Description This is a auto window opener premium material wear resistant lightweight and so portable safe and durable. It made with excellent workmanship. suitable for greenhouse usage. A nice helper for you. Features - Color: Black - Material:... more | go to store |
 | Suitable for all greenhouses including fixing materials. The opening angle is easy to adjust. Temperature control device do not use this opening cylinder anywhere the temperature exceeds 50 degrees (122F). Easy and hassle-free installation. The window... more | FREE shipping go to store |
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