The 3mm Silver Underlay is a reliable and cost-effective solution designed to enhance the comfort, durability, and acoustic performance of your flooring. Suitable for floating floor installations, this lightweight yet resilient underlay provides excellent support while helping to reduce noise transfer between rooms. Manufactured with a density of 20kg/m³, it delivers strong compression resistance of 70kPa, ensuring long-lasting performance under everyday foot traffic. The integrated silver layer offers effective moisture resistance with water absorption below 0.1%, helping to protect your flooring from dampness and condensation. This underlay also improves sound insulation, achieving IIC 56dB, STC 55dB, and 19dB impact noise reduction, making it ideal for both residential and light commercial environments. Designed to perform in extreme conditions, it operates efficiently within a temperature range of -30°C to +40°C. UK Furnishing UK Ltd Size: Covers 15SQM(1 x Rolls)