DiffusersSilentical QRS Acoustic Diffuser
The Silentical QRS Acoustic Diffuser spreads sound energy smoothly across the room for a balanced, immersive listening experience. Its sculpted surface breaks up focused reflections that make rooms sound harsh or uneven.
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Built on environmentally friendly high-density board with solid oak, fir, paulownia, or GRG options, in a standard 600 x 600 x 120 mm module with veneer, paint, or latex-paint finishes, B1 flame-retardant performance, and national standard E-level environmental performance, with full-frequency diffusion.
Suited to recording studios, home theaters, listening rooms, rehearsal spaces, houses of worship, and performance venues where even coverage matters. Pair this product with Silentical's acoustical consulting and noise study services: we measure, model, and specify the treatment your space actually needs.
Key benefits
- Sculpted surface for smooth, even sound distribution
- Eliminates harsh focused reflections and flutter echo
- Base materials: high-density board, solid oak, fir, paulownia, or GRG
- Standard 600 x 600 x 120 mm module; veneer, paint, or latex-paint finishes
- B1 flame-retardant performance; national standard E-level environmental performance
| Model | SISD-QRSAD |
|---|---|
| Finish | Veneer, paint, latex paint |
| Standard Size | 600 x 600 x 120mm |
| Environmental Performance | National standard E level |
| Flame Retardant Performance | B1 level |
| Base material | Environmentally friendly high density board, Solid oak, fir, paulownia, GRG |
| Diffusion Frequency Range | Full frequency |
Need a noise study or acoustic design?
Products are only half the story. Silentical also provides professional acoustical consulting and noise studies, from room acoustic design and environmental assessments to construction monitoring and industrial noise control.


