The world’s leading force in noise control — experience the Hushtec difference.
Noise Control Finder
The world’s leading force in noise control — experience the Hushtec difference.
Noise Control Finder
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Noise Control for Anywhere (Yes, Even Underwater)
From construction chaos to underwater builds and film sets where silence is golden — we’ve got the tools to hush it all. Whether your project’s on land, sea, or somewhere in between, we’ll help you shut the noise down without slowing things up.
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At a battery recycling plant, noise can come from several stages of the process, from unloading materials to crushing and processing. Equipment running near the site boundary can also affect nearby homes and businesses. Common sources include:
| Plant Zone | Primary Noise Sources |
| Receiving, sorting and handling | Forklifts and loaders, conveyors, tipping and discharge, vehicle movements and reversing alarms |
| Shredding and crushing | Battery shredders, crushers and breakers, granulators, high-torque drives and impact on steel chutes and hoppers |
| Separation and material recovery | Air separation, magnetic and eddy current separators, screens, vibrating feeders |
| Air handling and extraction | Dust and fume extraction fans, blowers, baghouse and ventilation plant, compressors, often running continuously |
| Building envelope and boundary | Combined noise escaping doors, louvres and roof vents and reaching the nearest neighbour |
Urban mining plants that recover metals from end-of-life electronics and mixed e-waste share the same core equipment: shredders, granulators, separators and extraction.
Representative levels from public documents:
| Source | Representative Level |
| Lithium battery shredding line | ~70 dB average, up to ~85 dB (manufacturer-indicated levels in an EU permit application) |
| Crusher inside a soundproof cabin (lead-acid breaker line) | ~85 dB(A) at 1.5 m (equipment specification in an EU permit application) |
| Battery dismantling and powder separation equipment | Below 85 dB within 3 m (typical procurement specification) |
| Building interior housing shredder, separator and blower | Up to ~85 dB LAeq (EU noise assessment of a recycling plant) |
| Extraction fans and ventilation plant | Varies by equipment, confirmed via site assessment |
These are representative values from public permit applications, planning documents and equipment specifications, not Hushtec measurements. They are levels at or near the equipment, not at your boundary. Actual levels vary with equipment, throughput, and building construction, and a Hushtec site assessment confirms your plant’s profile.
The EU sets the framework for what a battery recycling plant must achieve. Regulation (EU) 2023/1542 (the Battery Regulation) sets rules for waste battery management and minimum recycling efficiency and material recovery targets for treatment and recycling facilities. However, national authorities set noise limits. Member states permit waste treatment installations through their implementation of EU industrial emissions rules, and assess community noise against national industrial noise standards that trace back to the Environmental Noise Directive (2002/49/EC) framework. Requirements vary by member state.
In Germany, battery recycling plants must comply with the Federal Immission Control Act (BImSchG). Noise assessments follow TA Lärm, which sets limits according to the surrounding land use. Night-time limits vary by area, from 35 dB(A) in general residential areas to 55 dB(A) in industrial areas.
| Area Type | Night-Time Limit |
| Pure/general residential | 35 dB(A) |
| Mixed/small residential | 40 dB(A) |
| Village / mixed, non-residential-primary | 45 dB(A) |
| Commercial | 50 dB(A) |
| Industrial | 55 dB(A) |
Recycling plants usually sit in industrial or commercial zones, but the limit that matters is at the nearest residential receiver, which is often much lower. Occupational noise falls under national implementation of Directive 2003/10/EC, with an upper exposure action value of 85 dB(A).
| Noise Source | Hushtec Product |
| Shredders, crushers, granulators | Custom Shroud, custom acoustic enclosures |
| Extraction fans, blowers, compressors | Custom Shroud, MLV wrap |
| Building interior, reverberation off hard surfaces | STC Panels, absorption panels |
| Yard, loading bay and site boundary | EchoShield Permanent Noise Wall, Hushwall Permanent System |
| Temporary works, commissioning and maintenance shutdowns | Portable Hushwall, Acoustic Tent range |
Mainly the shredders and crushers, the separation equipment, and the air handling plant: extraction fans, blowers and compressors that run continuously. Yard handling and vehicle movements add to it, and noise escaping through doors, louvres, and roof vents often sets the boundary level
There is no single noise limit for all EU countries. Each member state sets its own rules for industrial noise and environmental permits. In Germany, TA Lärm sets limits based on the surrounding land use, with night-time limits ranging from 35 dB(A) in general residential areas to 55 dB(A) in industrial areas. The applicable requirements depend on the site and country.
No. Regulation (EU) 2023/1542 covers battery recycling, material recovery, labelling and waste battery management, among other areas. National environmental permitting rules and industrial noise standards address noise.
Often, yes. Enclosure design depends on the equipment, access for feeding and maintenance, heat, ventilation and explosion relief. That is why the assessment includes your plant and safety teams.
Hushtec products are built from fire-rated and fire-retardant materials, which matters on a site where fire is the first concern. Fire detection, suppression and thermal runaway protection are separate engineering disciplines and are not part of Hushtec’s noise control products. Our systems are designed to coexist with them, and a specialist confirms the rating for each product on your site.
Yes. Retrofit enclosures and barriers are common after a complaint or a new permit condition, and the process starts with the same site assessment used for new plants.
Yes. Site assessment and acoustic modelling are part of the same service as design and installation, adapted to the standard your country applies.
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Europe & UK: +44 777 111 5472
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We’re collaborators - We build tight-knit partnerships with our clients.
"Hushtec panels are awesome! They helped us better manage noise on site, improved privacy and safety for our crew, and gave us free branding with our logo printed on them. Highly recommend."
" I used to think noise barrier blankets didn’t work until I tried the Hushtec panels. These reduced our noise on-site immediately, which enabled us to continue works throughout the night on an urgent project, saving our customer thousands and helping complete the project before scheduled. The team is also very knowledgeable and helpful, couldn’t ask for more. "
"We recently installed the Hushtec Acoustishield Wall around a large generator compound,and we couldn't be more impressed with the results. The Acoustishield system was by far the easiest noise reduction system we've ever worked with-quick to assemble and straightforward to install. Beyond its ease of use, the performance has been exceptional. It achieved an impressive 31dB noise reduction from our containerized generators, far exceeding our expectations. The quality and effectiveness of the Acoustishield Wall have set a new benchmark for us in noise control solutions. We highly recommend Hushtec for any project where noise reduction is critical."
Our products and service consistently meet the high expectations of leading companies in construction, manufacturing, and demolition, earning their ongoing trust and partnership.
