Jiangsu Profile
Product List
2551. 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.
2552. 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.
2553. Special Composite Sound Insulation 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.
2554. 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.
2555. 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.
2556. 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.
2557. 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.
2558. Composite Sound Insulated 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.
2559. 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.
2560. 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.
2561. Custom Metal Soundproof Doors for Equipment Rooms [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.
2562. Various Types of Indoor Soundproof Doors, with Customizable Materials, Sizes and Colors [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.
2563. 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.
2564. 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.
2565. Steel Sound Insulated Fireproof Doors Produced in Chinadouble Soundproof Dooraluminium 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.
