Tecsound FT55 acoustic membrane with felt. Tecsound acoustic membrane, model FT 55, with 60 kg/m³ compressed wool for blocking noise.
Tecsound FT 55 – acoustic membrane with felt for drainage pipe noise insulation, 60 kg/m³
Dimensions: length 5.5 m, width 1.2 m, thickness 14.5, 6.6 m²
Key advantages
- Reduced sound transmission from water and sewage pipes
- High flexibility to fit pipes and systems
- Integrated felt layer for improved performance
- High long-term durability
- Suitable for walls, ceilings and building systems
- Quick and easy installation
- Suitable for new construction and renovation
Why this product
A professional acoustic solution for tackling pipe noise effectively, while keeping installation simple and suiting a wide range of applications.
Technical description
Tecsound 55 is an advanced acoustic composite made up of a high-mass synthetic membrane combined with an acoustic felt layer.
This construction provides:
Reduced airborne sound transmission
Improved acoustic insulation of pipe systems
Adaptability to different surfaces, including walls, ceilings and pipes
The product is flexible and easy to work with, providing a professional solution for systems that require a high level of noise insulation.
Applications
- Sewage pipes
- Water pipes
- Drainage systems
- Air-conditioning systems
- Plasterboard walls
- Acoustic ceilings
- Technical spaces and service rooms
Technical specifications
- Product type: acoustic membrane with felt layer
- Weight: approx. 5.6 kg/m²
- Thickness: approx. 12.5 mm
- Roll width: 1.20 m
- Roll length: approx. 5.5 m
- Construction: synthetic membrane + acoustic felt
- Thermal conductivity (felt): 0.034 W/(m·K)
- Resistance: heat, cold, humidity and ageing
Acoustic performance
Significant improvement in pipe noise insulation
According to tests:
The product shows progressive noise reduction across the frequency range, improving significantly as frequency rises, up to approx. 34 dB at high frequencies
Installation
Bonding with contact adhesive
Optional mechanical fixing where needed
Overlap between membranes (approx. 5 cm)
Sealing of joints for maximum performance
Ensure continuous installation with no openings
Manufacturer data
- Manufacturer: Soprema
- Standards:
- EN ISO 140
- EN ISO 717
- ISO 15665 (for pipe systems)
- Quality management system: ISO 9001
Performance table
Standards
EN ISO 10140 | EN ISO 717 | EN 13501-1 | EN 12311 | EN 1928 | EN 12667








