NeoFelt Acoustic Fleece

Description

Nankarrow Neofelt™ is a high-performance acoustic nonwoven designed for use behind perforated ceiling and wall panels. It combines exceptional sound absorption, lightweight construction, and fire safety compliance to deliver superior acoustic performance for modern architectural projects.

The ultra-thin profile of Neofelt™ reduces freight and storage costs, while its air-permeable structure supports efficient HVAC integration. Supplied in rolls or sheets, Neofelt™ is optimized for direct heat and pressure bonding, eliminating the need for adhesives and ensuring fast, clean installation.

Technical Specifications

• Composition: Cellulose and glass fibers with synthetic binder

• Area Weight: 63 g/m²

• Thickness: approx. 0.27 mm

• Tensile Strength:

  • Machine direction: 100 N / 50 mm

  • Cross direction: 65 N / 50 mm

• Elongation at Break: 2% (machine & cross direction)

• Roll Width: up to 1800 mm

• Fire Classification: DIN 4102-B1, EN 13501-1 A1 possible, BS 476, ASTM E84, GB 8624

• Acoustic Rating:

  • Weighted sound absorption coefficient αw = 0.75 (Class C)

  • NRC up to 0.80 with >15% open area and >300 mm air gap

  • SAA = 0.81

Key Features

• Optimal sound absorption for ceilings, walls, and furniture

• Ultra-thin and lightweight for reduced logistics and easy handling

• Flame retardant and non-toxic — no halogens, antimony, or VOC emissions

• Compatible with heating and cooling systems thanks to high air permeability

• Available in rolls or sheets for flexibility in manufacturing and installation

• Glue-free heat bonding for clean and efficient application

Applications

• Perforated metal ceilings and wall panels

• Wooden and gypsum acoustic systems

• Public spaces: airports, convention centers, theatres, offices, and transport hubs

• Architectural partitions, furniture, and custom interiors