{"product_id":"sigma-roof-vent-1","title":"Sigma Roof Vent","description":"\u003cp\u003e\u003cstrong\u003ePlease note: this window only fits \u003ca href=\"https:\/\/plantagreenhouses.com\/collections\/sigma\" target=\"_blank\"\u003eSigma Greenhouse\u003c\/a\u003e models. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Planta Sigma Roof Vent is a fantastic add-on for your Sigma Greenhouse. It will efficiently increase air circulation, maintaining a comfortable temperature, which is \u003cstrong\u003eessential for healthy plant growth and disease control. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe number of suggested windows is determined by the size of the greenhouse, the environment and growing zone in which you live, and the plants you would like to cultivate. However, the following numbers are a general guideline:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSigma Urban\u003c\/strong\u003e (10x13): 2-4 windows\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSigma 20\u003c\/strong\u003e (10x19.5): 4-6 windows\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSigma 26\u003c\/strong\u003e (10x26): 6 windows\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSigma 32\u003c\/strong\u003e (10x32): 6-8 windows\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWe recommend installing an even number of roof vents on either side of the greenhouse for optimum airflow.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0069\/5854\/6980\/files\/IMG_667413_480x480.png?v=1647973989\" alt=\"\" width=\"588\" height=\"355\"\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Planta Greenhouses","offers":[{"title":"Default Title","offer_id":48387575709917,"sku":"SM-WNDW","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/7843\/7853\/files\/Beta_Greenhouse_Window_2_e865112c-90b5-40ed-91e2-9fedc5fd5f6e.jpg?v=1786982356","url":"https:\/\/novagreenhouses.com\/products\/sigma-roof-vent-1","provider":"Nova Greenhouses","version":"1.0","type":"link"}