Jiangsu Profile
Product List
1636. 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.
1637. 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.
1638. 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.
1639. 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.
1640. 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.
1641. 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.
1642. Composite Sound Insulation 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.
1643. 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.
1644. 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.
1645. Aluminum Alloy Soundproof Windows Can Reduce Noise by 20~32 Decibels [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.
1646. Aluminum Alloy Sound Insulation 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.
1647. Aluminum Alloy Acoustic Window Can Reduce Noise by 20 to 32 Decibels [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.
1648. Aluminum Alloy Acoustic 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.
1649. 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.
1650. 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.
