Jiangsu Profile
Product List
14746. 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.
14747. 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.
14748. 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.
14749. 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.
14750. 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.
14751. 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.
14752. 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.
14753. 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.
14754. 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.
14755. 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.
14756. 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.
14757. 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.
14758. Metal Material Impedance Composite Mufflers - Corrosion-Resistant [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.
14759. Sound Insulation Device for Outdoor Units of Large Air Conditioners - Noise Barrier [Oct 09, 2025]
[Oct 09, 2025] Metal sound barrier It is applicable to the control of traffic noise, equipment noise and factory boundary noise. It can effectively reduce the impact of noise on specific areas. Specification Designed specifically for ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
14760. Highway Sound Insulation Barriers Are Suitable for Traffic Noise Control [Oct 09, 2025]
[Oct 09, 2025] Metal sound barrier It is applicable to the control of traffic noise, equipment noise and factory boundary noise. It can effectively reduce the impact of noise on specific areas. Specification Designed specifically for ...
Company: Nanjing Bohong Environmental Protection Technology Co., Ltd.
