{"product_id":"b08z89gjwr","title":"TOPINCN Replacement Window Opener, Greenhouse Automatic Roof Vent Opener Replacement Cylinder Temperature Sensor","description":"\u003cdiv\u003e\n\u003ch1\u003eAbout This\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eReplacement Cylinder Only: Designed as a greenhouse window opener replacement cylinder only, suitable when your automatic vent no longer opens or closes properly and the original cylinder needs renewal\u003c\/li\u003e\n\u003cli\u003eAutomatic Temperature Control Range: Built-in temperature sensing helps open and close greenhouse vents automatically within approximately 16C to 26C (60F to 78F) to support healthier plant growing conditions\u003c\/li\u003e\n\u003cli\u003eSolar Powered Operation: This non-electric vent opener cylinder uses solar heat response to lift or lower vents as temperatures rise or fall, helping reduce greenhouse overheating without wiring\u003c\/li\u003e\n\u003cli\u003eCompatible with Single or Double Spring Types: Suitable for single spring or double spring window openers and compatible with most greenhouse shutter opener styles, making replacement simple and practical\u003c\/li\u003e\n\u003cli\u003eDurable Material with Important Usage Instructions: Made of quality material and easy to use; refrigerate before use, do not dismantle or expose above 50C (122F), and note that actual color may vary slightly due to display differences\u003c\/li\u003e\n\u003cli\u003eTemperature Sensing Technology: Features automatic temperature-responsive mechanism that maintains optimal growing temperature by adjusting vent position based on ambient heat levels throughout the day\u003c\/li\u003e\n\u003cli\u003eEnergy-Free Greenhouse Climate Management: Operates without electricity or batteries by utilizing thermal expansion principles, providing reliable ventilation control while reducing energy costs and environmental impact\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"TOPINCN","offers":[{"title":"Default Title","offer_id":49929848979694,"sku":"B08Z89GJWR","price":38.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/7426\/9422\/files\/31oTNGsPPdL._AC_SL1500.jpg?v=1793608366","url":"https:\/\/nutrielites.com\/products\/b08z89gjwr","provider":"GrowJoy","version":"1.0","type":"link"}