Earthwool SoundShield R2.5 Wall insulation is a high density glasswool insulation that offers high performance, with exceptional acoustic and energy saving properties, creating a peaceful environment in your home by absorbing sound and keeping it where it should be. The super-soft and easy to handle benefits of Earthwool have been further enhanced with TwinTech .,Earthwool SoundShield R2.5 Wall insulation is a high density glasswool insulation that offers high