Jiangsu Profile
Product List
3301. Supply Steel Soundproof and Fireproof Doors - for Industrial Usedouble Soundproof Doosliding Door 
[Dec 09, 2025]
[Dec 09, 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.
3302. Supply Steel Soundproof Door - for Industrial Usedouble Soundproof Dooraluminium Doors [Dec 09, 2025]
[Dec 09, 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.
3303. 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.
3304. Metal Acoustic Doorsprotective Doorssliding Dooraluminium Doorsprotective Doors [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.
3305. Metal Soundproof Doorprotective Doorssliding Dooraluminium Doorssecurity Doorprotective Doorssteel ... [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.
3306. Composite Sound Insulation Door for High-Noise Equipment Rooms - Customizable [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.
3307. 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.
3308. Steel Sound Acoustic 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.
3309. 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.
3310. 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.
3311. 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.
3312. Special Composite Soundproof Door for High-Noise Factories [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.
3313. Special Composite Sound Insulated Door for High-Noise Factories [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.
3314. 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.
3315. 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.
