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- Straight Squares - Wood Wool Acoustic Panel
Straight Squares - Wood Wool Acoustic Panel

The Straight Squares wood wool acoustic panel introduces a structured, contemporary rhythm to architectural interiors. Crafted from mineralised fir wood wool bonded with white Portland cement, these panels combine visual precision with exceptional acoustic and thermal performance. The fine 2 mm wood strands form a geometric square grid that delivers a clean, modern finish, ideal for both commercial and residential applications.
How It Works
The open-cell texture of mineralised wood wool absorbs airborne sound waves, reducing echo and improving room clarity. Its porous structure converts sound energy into heat, while the cement binder adds density and dimensional stability. Depending on the installation method, the panels can reach certified absorption levels of up to αw 0.95, ensuring effective reverberation control even in large, open spaces.
Key Benefits
- Certified sound absorption up to αw 0.95
- Fire reaction classification Euroclass B-s1,d0
- Resistant to impact, humidity, and temperature variations
- Produced with environmentally certified materials (ANAB-ICEA, Natureplus, PEFC™, FSC®)
- Available in multiple thicknesses and sizes for flexible acoustic design
- Modern square grid pattern for a precise, architectural aesthetic
- Suitable for both wall and ceiling applications
Installation Overview
The Straight Squares panels can be installed on walls or ceilings using adhesive bonding, mechanical fixings, or suspended grid systems. For improved performance, they can also be mounted on battens with an acoustic backing layer. The lightweight construction allows easy handling and precise alignment, making them suitable for new builds, refurbishments, and large-scale installations alike.
Key Specifications
- Composition: Mineralised fir wood wool with white Portland cement binder
- Dimensions: 590 × 590 × 15mm
- Acoustic Performance (αw):
- Direct adhesion: up to 0.60
- With air gap: up to 0.65
- With mineral wool backing: up to 0.95
- Standards: EN 13168, EN 13964
Best Suited For
- Offices, conference rooms, and schools
- Theatres, cinemas, and concert halls
- Hotels, restaurants, and retail spaces
- Sports facilities, studios, and public buildings
Precision Design with Acoustic Performance
The Straight Squares wood wool acoustic panel merges modern geometry with reliable sound absorption, bringing both structure and softness to interior environments. Its sustainable composition, clean aesthetic, and proven performance make it a preferred choice for projects that demand visual order and acoustic comfort.
Contact DECIBEL today to learn how Straight Squares panels can improve your next design.
Coefficient of sound absorption
Technical data
| Material | |
|---|---|
| Dimensions | 590x590x15 mm |
| Weight | 2.8 kg |
| Sound absorption class | up to 0.95 |
| Fire Resistance | Eurocalss B-S1, d0 |
| Thermal Conductivity | 0.07 W/mK |
| Thermal Resistance | 0.2 m2K/W |