Mitchell recommends Rockwool Comfortbatt R-15 Wool Batt Insulation from Lowe's as a good water-resistant alternative for humid climates. Glass wool insulation requires minimal maintenance.
ft. vs. 60 for fiberglass. There are at least three brands of mineral wool batts for thermal wall insulation: Johns Manville TempControl, Roxul ComfortBatt and Thermafiber UltraBatt. Be aware ...