Regupol 4515 Multi is an acoustic underlay compatible with all floor types. PUR foam makes up the core of the product with cork granules being added in through the manufacturing process to ensure theres no rubber content. Since theres no rubber theres no need to worry about plasticizer migration in certain floor types or with certain adhesives. Sustainable and 100% recyclable, this tough acoustic underlay can be bonded to any floor type. Bond Regupol 4515 to the subfloor and then install the final decorative finish over the top. Thats how simple installing Regupol 4515 is! This resilient underlay has a relatively thin build-up thats ideal for new builds where floor height is a consideration. Also suitable for use in refurbishment projects, Regupol 4515 is very light underfoot and gives another layer of comfort. In new build constructions this acoustic underlay will allow compliance with Part E 2003 Building Regulations, independently tested for assurance. This Regupol 4515 underlay can be used with ceramic tiles, carpet, vinyl tiles, wood floors, laminates and more. The acoustic underlay is resistant to aging and deformation, so the floor build-up wont collapse under high load points over time. An impact sound reduction of up to 34dB can be achieved dependent on the build-up of the floor. Regupol 4515 Multi Acoustic Underlay Specification Roll Length: 18mRoll Width: 1mRoll Thickness: 4.5mm