WDWL® Wood Wool

Wood Wool Acoustic Panels

Wood wool wall and ceiling panels made from 100% natural wood and cement. They absorb sound, handle moist areas, resist fire and come in many finishes. Made by MMTPL at the Palwal plant, Haryana.

NRC 0.3020 mm, ASTM C423
Class AASTM E84
400 kg/m³density
20 mmthickness
1200 x 600 mm4 x 2 ft
Wood and cementnothing synthetic
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Room before and after WDWL®

The problem it solves

What WDWL® fixes for you

Noisy homes and residential blocks

The open fibrous structure reduces sound reflection and dampens noise.

Loud industrial premises

A robust board that absorbs sound and stands up to hard use.

Echo in public spaces

Contributes to restful acoustics in halls and shared areas.

Restaurants and sensitive environments

The boards do not emit dust or particles, and the surface copes with vacuum cleaning.

Schools with material restrictions

Natural wood fibre, cement and water. Nothing synthetic.

Damp areas prone to mould

Handles moist areas; a high pH value discourages mould and it is not affected by rot.

Applications

Where WDWL® goes

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Residential buildings

Residential buildings

Restful acoustics on walls and ceilings.

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Industrial premises

Industrial premises

Durable noise damping.

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Public spaces

Public spaces

Sound absorption in shared areas.

Also used in

  • Restaurants and sensitive environmentsNo dust or particles emitted.
  • Schools and institutionsNatural material for projects with material restrictions.

Why WDWL®

Key features

Sound absorption

Open material structure reduces reflection of sound.

Moisture handling

Resists moisture and evens out air humidity.

Mould and rot

High pH value discourages mould; not affected by rot.

Thermal behaviour

Stores and emits heat, and provides thermal insulation.

Fire

Fire resistant, type-approved as protective cladding with a class 1 coating.

Environment

Recyclable, made from wood wool, cement and water.

Specifications

Technical data

ManufacturerMMTPL, Palwal plant, Haryana, India
MaterialNatural wood fibre, cement and water, bound into an open fibrous board
Panel size1200 x 600 mm (4 x 2 ft)
Thickness20 mm
Density400 kg/m³
NRC0.30 at 20 mm
Acoustic test standardsASTM C-423, EN ISO 354
Fire ratingClass A to ASTM E84
Other propertiesThermal insulation; raw textured finish
Application areasWall and ceiling
Test reportsAcoustic and fire test reports issued with project supply
Country of originIndia

Soundproofing: the fix for every sound problem

3-layer soundproofing

  1. 1

    Layer 1: SoundBlanket® MLV

    The dense barrier that isolates sound and stops it passing through walls, ceilings and floors.

  2. 2

    Layer 2: BassBloc®

    High-density sound absorber over the MLV that controls low-frequency noise.

  3. 3

    Layer 3: Echsorbix®, SoundaXe® or WDWL®This product

    The final acoustic finish: Echsorbix® PET felt, SoundaXe® wooden acoustics or WDWL® wood wool panels.

Layer 2 can also be covered with gypsum or cement board before adding the final acoustic layer.

Different thickness in each layer will give different STC and NRC levels.

3-layer soundproofing: SoundBlanket MLV, BassBloc and acoustic finish panel build-up

FAQs

Questions about WDWL® wood wool panels

Who manufactures wood wool acoustic panels in India?
MMTPL (Mahabir Multi Tech Private Limited) manufactures it at its Palwal plant in Haryana, India, and supplies architects, interior designers and turnkey contractors in India and 25+ export markets.
What is wood wool made of?
Natural wood fibre, cement and water, bound into an open fibrous board. Nothing synthetic, which is why it suits schools, workshops and institutional projects with material restrictions.
What is the NRC of a wood wool panel?
0.30 at 20 mm, tested to ASTM C-423 and EN ISO 354. Wood wool is chosen for its fire rating, durability and raw texture more than for peak absorption.
What is the fire rating?
Class A to ASTM E84. The board also provides thermal insulation.
What size are the panels?
1200 x 600 mm (4 x 2 ft) at 20 mm, density 400 kg/m³, suitable for both wall and ceiling.