Inquiry (采购产品): sound proof room hi, I am building a sound proof room for my daughters band, I installed insulation R-13 between the walls, which consist of outer boards wood half inch and inner as well. **** Hidden Message ***** juan aguilar 32746 Company: Juan aguilar E-mail: juan_aguilar26@hotmail.com **** Hidden Message ***** juan_aguilar26@hotmail.com
