Jiangsu Profile
Product List
1606. Customizable Ventilation and Soundproof Windows - a Breathable Window 
[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.
1607. Customizable Ventilation and Sound Insulation Windows - a Breathable Window [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.
1608. Customizable Ventilation and Acoustic Windows - a Breathable Window [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.
1609. 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.
1610. Supply Steel Soundproof 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.
1611. Steel Soundproof Door Produced in China [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.
1612. Steel Sound Insulated Door Produced in China [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.
1613. 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.
1614. Special Composite Sound Insulation 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.
1615. 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.
1616. Steel Sound Insulated Fireproof Door Produced in China [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.
1617. Steel Soundproof Fireproof Doors Produced in China [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.
1618. 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.
1619. Steel Soundproof Doors Produced in China Can Insulate 30~45 Decibels of Sound [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.
1620. 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.
