Sika Silent Layer Mat is available in 5mm thickness or 3mm thickness depending on your needs, it is to be used in conjunction with Sika T52 and T52FC glue. This product provides successful sound dampening capabilities and can reduce footfall sound up to 18 db. It is perfect for offices, hotels, and apartments where there are concerns over noise arising from hard wood floors to the floors below. It remains permanently elastic and pressure resistant but still allows for the natural movement of flooring. During installation, mats should be placed next to each other but not over lapping. Use a SikaBond adhesive to attach, such as SikaBond AT Universal.