Nonwoven products for acoustic insulation and correction

The Dufonic® and Triphonic® ranges from Duflot Industrie offer a complete range of solutions for acoustic issues:

• Controlling the transmission of floor impact sound transmission by using rigid or non-rigid underlays, especially for technical floors;
• Correcting the reverberation time of sound waves;
• Adhesive and non-adhesive insulation against airborne sound transmission for walls, roofs and machinery.

Nonwoven products for thermal insulation

• Components for external thermal insulation systems (ETI);
• Components for multi-layer under-roof complementary solutions.

Compliance with regulatory standards

All our products are subject to the pertinent certifications and normative analyses.

• Technical opinion from CSTB for the under-tile noise insulation system (in French): Classification P2 / P3.
• Qualitel / Qualibat
• Impact sound insulation: EN ISO 140-6 / EN ISO 711-2
• Acoustic absorption and correction in Alpha Cabins and reverberation room: NF EN ISO 10534 / EN ISO 354 (in French)
• Indoor air emissions classifications according to Order of 19/04/2011: A+

Our Brands in the Buildings and floors field