China ανεμιστήρας εξολκέων με το παραθυρόφυλλο backdraught

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{"pid":"4897911","cid":"5351","pimg_url":"\/\/img1.b2bforus.com\/3e\/dd\/658be1c2bc2f\/product\/7440082_s-w400xh400.jpg","name":"Plastic fan backdraught shutter non return check valve for prevent insects and smoke","company_name":"Shenzhen Hongguan Mechatronics Co., Ltd","attrs":{"Price":"Negotiable","MOQ":"100pcs","Delivery Time":"10~15 working days","Brand":"Hon&Guan"}}

{"pid":"6291696","cid":"780","pimg_url":"\/\/img1.b2bforus.com\/80\/00\/975d8f750843\/product\/7587960_s-w400xh400.jpg","name":"Plastic fan backdraught shutter","company_name":"China Cooling Fans Online Market","attrs":{"Price":"Negotiable","MOQ":"Negotiable","Delivery Time":"Negotiable"}}