Automatic Vent Opener, Stainless Steel Weather Cylinder, Temperature Sensitive Opener with 33.8cm Length, Ideal for Aluminum Frame Greenhouses (Silver)

1. 【Temperature Sensitive】Automatic vent opener cylinder with temperature sensitive part can help you to maintain the best growing temperature and preventing your greenhouse from overheating. 2. 【Stainless Steel Construction】Durable and rust-proof stainless steel windows opener cylinder for last long time use. 3. 【Weather 】Elongated aluminum cylinder with weather and can show you a better perforance. 4. 【Wide Applicability】Greenhouse windows opener cylinder can be replaceed manually and easy to install, fit for most of aluminum frame greenhouse. 5. 【Ecological Cylinder】No need any electricity in your greenhouse, the window opener cylinder will be very environmental and ecological. 6. ★【Temperature Sensitive】Automatic vent opener cylinder with temperature sensitive part can help you to maintain the best growing temperature and preventing your greenhouse from overheating. 7. ★【Stainless Steel Construction】Durable and rust-proof stainless steel windows opener cylinder for last long time use. 8. ★【Ecological Cylinder】No need any electricity in your greenhouse, the window opener cylinder will be very environmental and ecological. 9. ★【Weather 】Elongated aluminum cylinder with weather and can show you a better perforance. 10. ★【Wide Applicability】Greenhouse windows opener cylinder can be replaceed manually and easy to install, fit for most of aluminum frame greenhouse. Spec: Description: Ingenious temperature-sensitive automatic vent opener can automatically open and close window frame, really works well in maintaining the greenhouse within the preferred temperature range. The vent opener starts opening between 15-25℃ (60-77℉), depending on how you have adjusted the cylinder. Features: 【Automatic Vent Opener】Greenhouse windows opener can open and shut your greenhouse window automatically to maintain the best-growing temperature and prevents your greenhouse from overheating. 【Wide Applicability】Single spring vent opener can be closed manually and easy to install, fit for most of aluminum frame greenhouse. 【Adjustable Temperature Range】Temperature range is adjustable from 15-25℃ (60-77℉) by turning the cylinder, maximum opening at about 30℃/86℉ (depending on adjustment and load). 【Iron Construction】Durable and rust-proof Iron windows opener with paint spraying for last long time use. 【15lb Load Bearing】Use the Standard Vent Opener to lift up to 7kg / 15 lbs. Specifications: Material: Paint Spraying Iron Color: Silver Star open at:：15-25℃ (60-77℉) Fully open at: 30℃/86℉ open distance: 45cm/17.71inch Load bearing: 7KG / 15lb Cylinder Length: 33.8cm / 13.3inch Package Size: 38*10*5cm / 14.96*3.93*1.96inch Package Weight: 520g / 1.14lb Package List: 1 * Automatic Vent Opener 1 * Package of Accessory 1 * Manual (English) Note: Do not heat to more than 50℃(122℉). Do not dismantle the cylinder. Do not apply excessive loads by locking or covering the window. packing list: 1 * Automatic Vent Opener 1 * Package of Accessory 1 * Manual (English) Note: Do not heat to more than 50℃(122℉). Do not dismantle the cylinder. Do not apply excessive loads by locking or covering the window.

• [Automatic Temperature Control] This innovative vent opener automatically adjusts your greenhouse windows based on temperature changes, maintaining the ideal growing environment between 15-25°c (60-77°f). the temperature-sensitive cylinder activates without electricity, precisely regulating airflow to prevent overheating while protecting delicate plants. its adjustable range allows customization for different plant needs throughout seasons.
• [Premium Stainless Steel Construction] Built with durable stainless steel and - aluminum components, this opener withstands harsh greenhouse conditions year after year. the rust-proof design ensures smooth operation despite constant humidity exposure, while the weather- finish protects against rays and extreme temperatures for long-lasting performance.
• [Easy Installation & Universal Fit] Designed for hassle-free setup on most aluminum frame greenhouses, this vent opener requires no electrical connections or complex tools. the straightforward manual replacement system allows quick installation, and its 45cm maximum opening distance accommodates various window sizes. includes all necessary accessories and clear english instructions.
• [Adjustable Weatherproof Design] Featuring an elongated aluminum cylinder with superior weather resistance, this opener performs reliably in all seasons. the paint-sprayed iron components provide additional durability, while the 30°c (86°f) full-opening threshold ensures maximum ventilation during heat. manual override capability allows temporary closure during storms or cold snaps.
• [Eco-friendly Plant Protection] This energy-free vent system operates purely through thermal expansion, making it an environmentally conscious choice for sustainable gardening. the 15lb load-bearing capacity safely lifts windows while maintaining consistent temperatures that promote plant growth without wasting electricity or generating heat.