This is a heavy mineral filled acoustic underlay. Excellent sound deadening qualities from a very low section product.
- for protection against rising damp and impact Sound reduction
- moisture barrier with moisture protection SD ≥ 100
- optimized footfall sound reduction up to 29%
- optimized impact sound reduction (up to 20 dB)
- excellently suited for warm water underfloor heating
- note: aluminium lining must be face up; Aluminium sealing tape (45518) necessary for sealing the joints