Semi + Sleeper Build Package

Semi + Sleeper Sound & Heat Insulation Packages This package was designed to provide high quality sound and automotive thermal insulation for the average size semi plus sleeper. The Semi Sleeper Build Pack will substantially reduce noise in the cabin (reduce road noise, quiet exhaust), while giving you much better temperature control. There is enough material in this package to cover the floor, cabin side firewall, doors, sleeper side/back walls, and cabin + sleeper ceiling. Features Significantly reduces noise in the cabin and the sleeper cab Quiets road noise and quiets exhaust drone Provides excellent thermal insulation Makes long trips more comfortable and manageable Improves A/C and heat control system efficiency Proudly made in the USA