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Flamex-facet.
Acoustic materials

Flamex Facet

Sound-absorbing and thermally insulating panel.

Weighted sound absorption coefficient up to αw = 0.80

Lightweight, non-fibrous, and ageing-resistant

Ideal for offices, studios, and auditoriums

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Description

Flamex Facet is a faceted melamine foam panel designed to improve room acoustics through a combination of sound absorption and diffusion. Its faceted surface disperses reflections, making it suitable for spaces that require both efficient absorption and enhanced spatial acoustics.

The melamine foam is lightweight, fibre-free, and resistant to ageing. It maintains full performance across a temperature range of –43 °C to +150 °C and is unaffected by moisture, oils, or common cleaning agents. Standard sizes follow the Flamex series format of 1,200 × 600 mm and are available in multiple thicknesses.

Core features
Fundamental properties that define performance.
CE certification
Sound insulation
Fire resistance
Smoke control
Burglary resistance
Bullet resistance
Air and gas tightness
Additional functions
Additional functions that enhance safety and control.
Anti-panic function
Access control
Specialised options
Solutions for highly specific technical environments.
Ventilation
ATEX model
Transformer model
Properties

Flamex Facet achieves a sound absorption coefficient of up to αw = 0.80, depending on installation density and panel pattern. The open-cell structure also provides thermal insulation with a thermal conductivity of λ ≈ 0.033–0.037 W/(m·K). Fire performance is certified to EN 13501-1, Class C, with smoke development s2 and droplet formation d0. The panel is lightweight (~7 kg/m³) and can be easily cut and installed using water-based adhesives compatible with melamine foam.

Applications

Flamex Facet is suitable for offices, studios, home cinemas, classrooms, auditoria, rehearsal rooms, and industrial environments where reverberation needs to be reduced and acoustic clarity improved. The faceted design makes it suitable for both aesthetic acoustic design and functional sound absorption. Panels are mounted on walls or ceilings after a 24-hour acclimatisation period for optimal performance.

Downloads and specifications

For complete technical specifications, manuals and certificates, refer to the documents below.
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Answers to common questions

Answers to the most common technical and practical questions.
Can the acoustic performance be predicted for a specific space?

Merford can perform acoustic analyses or simulations to predict noise levels and reverberation times based on material selection, room dimensions, and finishes, ensuring the right solution is designed.

How maintenance-friendly are these materials?

Our acoustic materials generally require minimal maintenance. Dusting and cleaning is usually sufficient to maintain long‑term performance.

What is the difference between vibration isolation, sound insulation, and sound absorption?
  • Vibration isolation reduces mechanical vibrations from machines or equipment, preventing transmission to the building structure or floor.
  • Sound insulation prevents sound from passing from one space to another, e.g., between rooms or to the exterior.
  • Sound absorption reduces echo and reverberation within a space by damping sound waves, improving comfort and speech intelligibility.

Merford materials can provide one or more of these effects depending on the product type, such as absorption panels for rooms or isolation around ventilation units.