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Flamex-gw
Acoustic materials

Flamex GW

Flat sound absorbing panel for walls and ceilings.

Sound absorption up to αw = 0.80

Lightweight, non-fibrous, and dust-free

Resistant to moisture, oils, and fuels

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Description

Struggling with echo or noisy environments? Flamex GW provides an effective solution with a flat melamine foam panel that absorbs sound and improves room acoustics. The lightweight, durable material absorbs sound waves across a wide frequency range and maintains its performance under high temperatures, moisture, oils, or cleaning agents. The Flamex GW panels measure 1,200 × 600 mm and are available in multiple thicknesses, making them suitable for a wide range of applications.

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 GW’s open-cell melamine foam delivers sound absorption up to αw = 0.80, depending on panel thickness and installation. With a thermal conductivity of λ ≈ 0.033–0.037 W/(m·K), it also contributes to thermal insulation. The panel is fire-retardant certified to EN 13501-1 Class C, with smoke production s2 and droplet formation d0. It retains its shape and dimensions while remaining fibre-free and lightweight, allowing easy installation with water-based adhesives on walls or ceilings.

Applications

Flamex GW is ideal for offices, classrooms, studios, sports facilities, and technical spaces where controlled acoustics are required. Its lightweight design allows direct installation on walls or ceilings after 24 hours of acclimatisation. It provides effective sound control combined with a durable, low-maintenance solution for both new build and renovation projects.

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.