MEDIA CENTER
Nov. 29th, 2025
From Noise to Comfort: How Aluminum Roller Shutters Deliver Sound Insulation, Blackout, and Controlled Daylight
Discover how aluminum roller shutters reduce urban noise, achieve full blackout, or allow controlled daylight. This article explains the structure and advantages of wide-perforation slats, provides data-backed noise reduction references, and offers technical recommendations based on ULE PANDA’s industry expertise.
Why Aluminum Roller Shutters Are Effective for Noise Control and Light Management
Aluminum roller shutters add an external physical barrier to the facade and create an additional air gap between the shutter and the window. This layered structure significantly reduces airborne noise entering a room and enhances privacy and light control. Industry research and field applications show that exterior roller shutters can markedly improve acoustic performance, especially against mid-to-high-frequency noise such as traffic and construction.
Data-Based Performance References
- Typical Noise Reduction Range:
High-quality aluminum roller shutters, when properly sealed and paired with insulated or foam-filled slats, can achieve approximately 8–19 dBof noise reduction.
In real-world installations, 8–12 dBis the most common and represents a clearly noticeable improvement in acoustic comfort. - Acoustic Rating Concept:
Roller shutters influence the overall Sound Transmission Class (STC)value of the window system by increasing mass, reducing air leakage, and adding an air cavity. The degree of improvement depends on window quality, sealing components, and onsite installation. - Ventilation & Transparency (Wide-Perforation Slats):
Micro-perforated or wide-perforation slats can reach up to ~25% airflow permeability, depending on the open-area ratio.
However, larger perforations reduce the continuous surface mass, resulting in lower sound insulation (a typical trade-off between “transparency/ventilation” and “noise blocking”).
What Are Wide Hole Slats and How Do They Perform?
Definition:
Wide-perforation slats are aluminum profiles with enlarged perforation holes designed for visibility, ventilation, or display while maintaining security. They are widely used in shopfronts, parking areas, garages, equipment rooms, and commercial spaces requiring both airflow and protection.
Advantages:
Maintain natural daylight and outward visibility.
Improve airflow for enclosed spaces such as garages or technical rooms.
Support safety and display functions simultaneously.
Limitations:
Perforations decrease surface mass, reducing achievable sound insulation compared to solid slats.
Reduced performance on low-frequency noise, where structural measures or additional glazing are required.
Balancing Sound Insulation With Day–lighting & Ventilation
To choose the right shutter configuration, users should consider noise type, lighting needs, and privacy requirements.
Practical Recommendations
Evaluate Noise Source First:
Mid-to-high-frequency noise benefits most from roller shutters. Low-frequency noise requires additional wall or glazing measures.
Use Mixed Configurations When Needed:
Many commercial and residential setups combine solid slats + perforated sections, allowing visibility and ventilation while retaining sound reduction where it matters most.
Focus on Sealing and Installation Quality:
Noise reduction depends strongly on guide-rail sealing, bottom sealing strips, box insulation, and airtight installation.
Select Appropriate Slat Thickness and Materials:
Thicker aluminum, high-density foam fillings, and durable surface coatings enhance stability and acoustic performance.
ULE PANDA Recommendations for High-Performance Acoustic Roller Shutters
As a professional manufacturer of aluminum roller shutter slats and systems, ULE PANDA can provide optimized solutions for both residential and commercial applications:
• Modular “Hybrid Slat” Series
Combine solid slats with wide-perforation sections in a modular format. This allows customers to flexibly design shutters based on required visibility, ventilation, or noise control.
• Acoustic Enhancement Package
Offer optional components such as:
Sealed guide rails
High-density foam-filled slats
Insulated shutter boxes
Additional acoustic liners
Publish expected reduction ranges—for example, Standard: 8–12 dB / Enhanced: 12–18 dB—with clear testing conditions.
• Standardized Perforation Data
Provide open-area percentages (5%, 10%, 15%, 25%) and indicate their estimated impact on:
Airflow
Light transmission
Visual transparency
Acoustic attenuation
• Third-Party Acoustic Testing
Use accredited labs to verify noise reduction values (STC or on-site dB reduction) and publish the reports on product pages to enhance credibility and SEO authority.
Conclusion: Engineering Matters More Than Marketing
Aluminum roller shutters offer a highly effective combination of noise insulation, blackout ability, and controlled daylight, especially in urban environments.
Wide-perforation slats add transparency and airflow but inevitably reduce sound insulation due to decreased material continuity.
The most reliable and professional approach for customers is to select roller shutters based on measured noise levels, functional needs, and verified test data.
By providing modular slat options, documented acoustic performance, and system-level enhancements, ULE PANDA can deliver high-performance solutions that meet the demands of modern residential, commercial, and industrial environments.
Contact us
Grace
Account Manager
info@ulepanda.com
+86 15836962895
+86 15836962895
