Smoke ducting Tunnel Cladding

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{"cid":"128369","pid":"23156261","pimg_url":"\/\/img1.b2bforus.com\/4f\/ca\/d090f96c4fc2\/product\/78801420_s-w400xh400.jpg","name":"Modern High Temperature Thermal Insulation Safe Calcium Silicate Board For Tunnel Lining","attrs":{"Price":"$20.67(500 - 1499 Pieces) $19.64(1500 - 2499 Pieces) $18.60(>=2500 Pieces)","MOQ":"500 Pieces","Delivery Time":"Negotiable"}}

{"cid":"128369","pid":"23156245","pimg_url":"\/\/img1.b2bforus.com\/4f\/ca\/d090f96c4fc2\/product\/78800325_s-w400xh400.jpg","name":"High Flame Retardant Temperature Fireproof Non Combustible Materials Calcium Silicate Board For Tunnel Lining","attrs":{"Price":"Negotiable","MOQ":"560.0 Pieces","Delivery Time":"Negotiable"}}