Greenhouse ventilation Heating and ventilation system

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{"cid":"342814","pid":"45914309","pimg_url":"\/\/img1.tradegrowthhub.com\/a2\/a0\/248f6de50348\/product\/176689843_s-w400xh400.jpg","name":"Stable Structure Easily Assembled Hot sale greenhouse manual film roll up unit for greenhouse ventilation","attrs":{"Price":"Negotiable","MOQ":"1 set","Delivery Time":"Negotiable","Brand":"Haoshengxin"}}

{"cid":"342814","pid":"45914308","pimg_url":"\/\/img1.tradegrowthhub.com\/a2\/a0\/248f6de50348\/product\/176689832_s-w400xh400.jpg","name":"Instructions are available Factory direct sales sunshade gear motor window gear motor drive for greenhouse","attrs":{"Price":"Negotiable","MOQ":"1 set","Delivery Time":"Negotiable","Brand":"HSX"}}

{"cid":"342814","pid":"45914304","pimg_url":"\/\/img1.tradegrowthhub.com\/a2\/a0\/248f6de50348\/product\/176689815_s-w400xh400.jpg","name":"Stable Structure Easily Assembled Manual Winch Greenhouse Film Roller Up Unit for Roof Ventilation","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"Haoshengxin"}}

{"cid":"342814","pid":"45914301","pimg_url":"\/\/img1.tradegrowthhub.com\/a2\/a0\/248f6de50348\/product\/176689799_s-w400xh400.jpg","name":"Stable Structure Easily Assembled Manufacture greenhouse manual film roll up unit for side ventilation","attrs":{"Price":"Negotiable","MOQ":"1 piece","Delivery Time":"Negotiable","Brand":"Haoshengxin"}}

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