Jiangsu Profile
Product List
586. Supply Steel Sound Nsulation Fireproof Doors 
[Aug 22, 2025]
[Aug 22, 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.
587. Supply Steel Acoustic Doors - for Industrial Use [Aug 22, 2025]
[Aug 22, 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.
588. Supply Steel Sound Acoustic Door - for Industrial Use [Aug 22, 2025]
[Aug 22, 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.
589. Ventilation Acoustic Window - a Window That Can Breathe [Aug 22, 2025]
[Aug 22, 2025] Ventilated Soundproof Window Ventilation soundproof Windows combine ventilation and sound insulation, that is, they have excellent sound insulation effects under ventilation conditions. The ventilation soundproof ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
590. Aluminum Alloy Soundproof Windows, Customizable, with Color Options Available [Aug 22, 2025]
[Aug 22, 2025] Soundproof window This type of window is specially designed for sound insulation. It has a strong sound insulation performance. In practical applications, its sound insulation level is between 20 ~ 32 decibels. This ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
591. Composite Sound Insulated Door for High-Noise Equipment Rooms - Customizable [Aug 22, 2025]
[Aug 22, 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.
592. Special Composite Soundproof Door for High-Noise Factories [Aug 22, 2025]
[Aug 22, 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.
593. Steel Soundproof Fireproof Doors Produced in China, Class a Fire Resistance [Aug 22, 2025]
[Aug 22, 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.
594. Soundproof Window with Aluminum Alloy Frames Have a Longer Service Life [Aug 22, 2025]
[Aug 22, 2025] Soundproof window This type of window is specially designed for sound insulation. It has a strong sound insulation performance. In practical applications, its sound insulation level is between 20 ~ 32 decibels. This ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
595. Acoustic Window with Aluminum Alloy Frames Have a Longer Service Life [Aug 22, 2025]
[Aug 22, 2025] Soundproof window This type of window is specially designed for sound insulation. It has a strong sound insulation performance. In practical applications, its sound insulation level is between 20 ~ 32 decibels. This ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
596. Multi-Purpose Composite Sound Insulated Door [Aug 22, 2025]
[Aug 22, 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.
597. Special Composite Sound Insulated Door for High-Noise Factories [Aug 22, 2025]
[Aug 22, 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.
598. Aluminum Alloy Acoustic Windows, Customizable [Aug 22, 2025]
[Aug 22, 2025] Soundproof window This type of window is specially designed for sound insulation. It has a strong sound insulation performance. In practical applications, its sound insulation level is between 20 ~ 32 decibels. This ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
599. Supply Steel Sound Insulated Doors - for Industrial Usesound Insulation Doorsmetal Dooraluminium ... [Aug 22, 2025]
[Aug 22, 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.
600. Steel Acoustic Fireproof Door Produced in Chinasound Insulation Doorsmetal Doorsliding ... [Aug 22, 2025]
[Aug 22, 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.
