Jiangsu Profile
Famous Export Brand
Product List
316. Supply Steel Sound Insulation Doors - for Industrial Usesound Insulation Doorssliding Dooraluminium ... 
[Dec 08, 2025]
[Dec 08, 2025] Metal soundproof door The soundproof version, after custom design, has a theoretical sound insulation of 35 decibels and an actual noise reduction of approximately 25 decibels Specification Customized design Composite ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
317. Steel Sound Insulated Door Produced in China [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
318. Steel Soundproof Doors Produced in China Can Insulate 30~45 Decibels of Sound [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
319. Steel Soundproof Door Produced in China, Class a Fire Resistancedouble Soundproof Door [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
320. Supply Steel Sound Insulated and Fireproof Doors - for Industrial Usesound Insulation Doors [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
321. Supply Steel Sound Insulated Doors - for Industrial Usesound Insulation Doorsmetal Dooraluminium ... [Dec 08, 2025]
[Dec 08, 2025] Metal soundproof door The soundproof version, after custom design, has a theoretical sound insulation of 35 decibels and an actual noise reduction of approximately 25 decibels Specification Customized design Composite ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
322. Supply Steel Fireproof Sound Insulated Doors [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
323. Supply Steel Sound Acoustic Door - for Industrial Use [Dec 08, 2025]
[Dec 08, 2025] Metal soundproof door The soundproof version, after custom design, has a theoretical sound insulation of 35 decibels and an actual noise reduction of approximately 25 decibels Specification Customized design Composite ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
324. Steel Soundproof Fireproof Doors Produced in China, Class a Fire Resistance [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
325. Steel Acoustic Fireproof Doors Produced in Chinadouble Soundproof Doorsound Insulation ... [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
326. Steel Acoustic Fireproof Door Produced in Chinasound Insulation Doorsmetal Doorsliding ... [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
327. Supply Steel Sound Nsulation Fireproof Doors [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
328. Steel Sound Acoustic Doors Produced in Chinasound Insulation Doorsdouble Soundproof Dooraluminium ... [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
329. Steel Sound-Insulating and Fireproof Door - Industrial Aluminum Sound-Insulating Door [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
330. Steel Sound Insulated Doors Produced in Chinadouble Soundproof Doorsound Insulation Doorsaluminium ... [Dec 08, 2025]
[Dec 08, 2025] Soundproof door A soundproof door refers to a door that adopts a multi-layer composite, special sound insulation structure, is filled with professional sound insulation materials such as damping sound insulation boards ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
