Water-repellent, cost-effective and durable, this ROCKWOOL RWA45 Acoustic Insulation Slab is designed to provide you with high-quality thermal, acoustic and fire insulation in your general building applications. Certified to EN 13162, this resin bonded slab is both easy to apply and handle. It can be cut into the right shape by using a sharp knife and when fully installed, requires no maintenance. Altogether, this saves you valuable amounts of time and energy during and after installation.