Jiangsu Profile
Product List
13441. Metal Sound Insulatied Door-The Sound Insulation Is 30 ~ 45 Decibels 
[Oct 09, 2025]
[Oct 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.
13442. Supply Steel Sound Insulated Door - for Industrial Useprotective Doorssliding Dooraluminium Doors [Oct 09, 2025]
[Oct 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.
13443. Metal Sound Insulated Door-The Sound Insulation Is 30 ~ 45 Decibels [Oct 09, 2025]
[Oct 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.
13444. Metal Acoustic Doorprotective Doorsprotective Doorsaluminium Doorssecurity Door [Oct 09, 2025]
[Oct 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.
13445. Supply Steel Soundproof Fireproof Doors [Oct 09, 2025]
[Oct 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.
13446. Supply Steel Sound Insulation Door - for Industrial Usedouble Soundproof Doorsound Insulation Doors [Oct 09, 2025]
[Oct 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.
13447. Supply Steel Soundproof Doors - for Industrial Usesound Insulation Doorsprotective Doorsaluminium ... [Oct 09, 2025]
[Oct 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.
13448. Steel Sound Acoustic Doors Produced in Chinasound Insulation Doorsdouble Soundproof Dooraluminium ... [Oct 09, 2025]
[Oct 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.
13449. Steel Double-Layer Soundproof Doordouble Soundproof Dooraluminium Doors [Oct 09, 2025]
[Oct 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.
13450. Supply Steel Fireproof Acoustic Doorssound Insulation Double Soundproof Door [Oct 09, 2025]
[Oct 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.
13451. General-Purpose Impedance Composite Mufflers Can Be Customizedresistance Silencercomposite ... [Oct 09, 2025]
[Oct 09, 2025] Introduction to silencer The mufflers we produce, whether they are resistive mufflers, reactive mufflers, composite mufflers or gas venting mufflers. All materials are uniformly made of high-quality steel plates, ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
13452. Metal Material Impedance Composite Silencer [Oct 09, 2025]
[Oct 09, 2025] Introduction to silencer The mufflers we produce, whether they are resistive mufflers, reactive mufflers, composite mufflers or gas venting mufflers. All materials are uniformly made of high-quality steel plates, ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
13453. Metal Material Impedance Composite Silencer - Reduces Noise by 20 to 30 Decibels [Oct 09, 2025]
[Oct 09, 2025] Introduction to silencer The mufflers we produce, whether they are resistive mufflers, reactive mufflers, composite mufflers or gas venting mufflers. All materials are uniformly made of high-quality steel plates, ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
13454. Impedance Composite Muffler - Can Be Used for Noise Control of Fans [Oct 09, 2025]
[Oct 09, 2025] Introduction to silencer The mufflers we produce, whether they are resistive mufflers, reactive mufflers, composite mufflers or gas venting mufflers. All materials are uniformly made of high-quality steel plates, ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
13455. General-Purpose Impedance Composite Muffler Can Be Customizedresonance Silencerabsorption ... [Oct 09, 2025]
[Oct 09, 2025] Introduction to silencer The mufflers we produce, whether they are resistive mufflers, reactive mufflers, composite mufflers or gas venting mufflers. All materials are uniformly made of high-quality steel plates, ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
