Galvanized Steel Fire Damper and Smoke Damper

{"cid":"116106","pid":"21968015","pimg_url":"\/\/img1.tradegrowthhub.com\/93\/90\/f2b87512f81e\/product\/73748972_s-w400xh400.jpg","name":"Smoke Proof HVAC Flame Retardant Motorized Smoke Damper Pipe Duct Damper Automatic Control Damper","attrs":{"Price":"$200.00(1 - 999 Pieces) $20.00(>=1000 Pieces)","MOQ":"1 Piece","Delivery Time":"Negotiable","Brand":"Jianpin"}}

{"cid":"116106","pid":"21967997","pimg_url":"\/\/img1.tradegrowthhub.com\/93\/90\/f2b87512f81e\/product\/73748902_s-w400xh400.jpg","name":"Air Conditioning Ventilation System Galvanized Steel Manual HVAC Fire Fighting And Smoke Damper For Duct","attrs":{"Price":"$52.80(10 - 49 Pieces) $22.60(50 - 99 Pieces) $12.80(>=100 Pieces)","MOQ":"10 Pieces","Delivery Time":"Negotiable","Brand":"Jianpin"}}

{"cid":"116106","pid":"21967988","pimg_url":"\/\/img1.tradegrowthhub.com\/93\/90\/f2b87512f81e\/product\/73748882_s-w400xh400.jpg","name":"High Efficiency Fireproof Air Duct HVAC Smoke Extraction Damper","attrs":{"Price":"$32.60(10 - 49 Pieces) $13.80(>=50 Pieces)","MOQ":"10 Pieces","Delivery Time":"Negotiable","Brand":"Jianpin"}}

{"cid":"116106","pid":"21967981","pimg_url":"\/\/img1.tradegrowthhub.com\/93\/90\/f2b87512f81e\/product\/73748856_s-w400xh400.jpg","name":"Fixed Blade Fire Damper Air Damper Motorized","attrs":{"Price":"Negotiable","MOQ":"1 Piece","Delivery Time":"Negotiable","Brand":"OEM"}}