No, the insulation shouldn't touch the drywall. Insulation is made to control temperature; if it touches the drywall, it's going to soak up dampness within the air, which can lead to mould and mildew advancement. The R-worth of Just about every products implies how perfectly it insulates. See our Insulation https://cashvh1k2.webbuzzfeed.com/32814722/not-known-facts-about-insulation-installation