Harmonizing Absorption and Diffusion: The Rise of Hybrid Perforated Panel Systems

Why Hybrid Acoustics Matter

In high-performance acoustic spaces like concert halls, broadcast studios, and corporate auditoriums, the goal is not just to reduce noise—but to shape sound. Absorptive and diffusive perforated panel hybrid systems represent a new frontier in architectural acoustics. These panels integrate sound-absorbing and sound-scattering properties, delivering balanced acoustic responses across a wide frequency range.

According to the Acoustical Society of America, hybrid systems reduce flutter echo while preserving spatial sound energy—ideal for intelligibility and musicality. Our case study with a Dubai broadcast center demonstrates this in practice.

Technical Design and Functionality

• Absorptive Core: Mineral wool, PET, or melamine foam (NRC > 0.85)

• Perforated Face: CNC-drilled aluminum or HDF panels with tailored perforation rate

• Diffusion Modules: Curved, convex, or RPG-inspired inserts for mid-high range diffusion

• Mounting: Wall or ceiling system with variable rear cavity (30–100mm)

These components are tested under ASTM C423 and ISO 17497-1 for both absorption and diffusion coefficients. Learn more in our specification sheet.

Applications and Acoustic Results

• Concert and recital halls

• Executive presentation rooms

• Podcast studios and radio rooms

• Hybrid university lecture theaters

Hybrid panels outperform pure absorbers in spaces requiring energy conservation and clarity. Our integration with decorative acoustic trims enables both form and function.

Case Study: National Music Hall – Poland

Poland’s National Music Hall required a full acoustic upgrade ahead of its global jazz festival. Reverberation time was inconsistent, and directional clarity was poor in upper seating tiers. After installing 600sqm of hybrid perforated systems:

• RT60 averaged at 1.8s in mids and 1.4s in highs (ideal for live jazz)

• Listener Envelopment Index (LEI) rose by 23%

• Architects praised the panels’ visual integration with heritage wood finishes

Coverage featured in Architectural Digest and ASCE Acoustics Report.

Certifications and Testing Authorities

• ASTM C423 – Sound absorption performance

• ISO 17497-1 – Scattering coefficient measurement

• Acoustical Society of America

• Architectural Digest

• ASCE

Let’s Shape Your Sound

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