{"product_id":"automatic-window-opener-copy","title":"Automatic window opener","description":"\u003cp\u003eKeep your greenhouse perfectly ventilated with this automatic window opener. Using a temperature-sensitive wax cylinder, it opens and closes your greenhouse windows automatically — no electricity or batteries required. As temperatures rise, the opener gradually lifts the window to allow fresh air circulation, then gently closes it as temperatures cool.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFully automatic — operates on heat-sensitive wax technology\u003c\/li\u003e\n\u003cli\u003eNo electricity or batteries needed\u003c\/li\u003e\n\u003cli\u003eOpens windows starting at approximately 60°F (15°C)\u003c\/li\u003e\n\u003cli\u003eAdjustable opening temperature and vent height\u003c\/li\u003e\n\u003cli\u003eSupports window weight up to 15 lbs (7 kg)\u003c\/li\u003e\n\u003cli\u003eEasy installation with included mounting hardware\u003c\/li\u003e\n\u003cli\u003eIdeal for maintaining optimal greenhouse temperature and airflow\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"YourGreenhouses Inc","offers":[{"title":"Default Title","offer_id":53418784227691,"sku":"ACC-AUTO-OPENPART","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0582\/0743\/6890\/files\/Roof_Window_Opener.jpg?v=1736768969","url":"https:\/\/yourgreenhouses.com\/products\/automatic-window-opener-copy","provider":"YourGreenhouses Inc","version":"1.0","type":"link"}