URSA PUREONE is a mineral wool product used in thermal and acoustic insulation of buildings which offers a high performance and many advantages: High performance. URSA PUREONE offers an excellent thermal and acoustic insulation. Its composition technology allows URSA offer a Warranty of 25 years. Its soft-touching, it does not generate dust, fire resistant... The acrylic base technology of its binder grants its high performance. Easy to install. Its soft-touching, it does not generate dust, it does not make the skin get irritated,… It has obtain the First Award 2014- 2015 in “Trophées de la Maison”. Best Inner Air Quality. The URSA PUREONE technology has a 0% of emission of COV, optimizing the quality of the inner air.