A: Hello CharlesW, We are not familiar with salt walls. Depending on Climate Zone and salt wall manufacturer recommendation you may or may not need a vapor retarder. Thank you for your inquiry!
A: Hello Gary, each package of product # ME21 contains 7 pieces that are 3.5"x15"x93". Thank you for your inquiry!
A: Yes it does
A: Hello Patrick, the kraft facing is a flammable product and needs to be covered by a 15-minute thermal barrier such as 1/2" drywall. Thank you for your inquiry!
A: Sound is absorbed by material it passes through. The denser material will absorb more sound. From my research, rigid foam is best. A couple layers of 1” is better than a 2” sheet. It supposedly disrupts the sound waves differently.
A: Hello SriVin, Owens Corning EcoTouch Insulation is a thermal insulation that also provides effective acoustical control. Thank you for your inquiry!