Shaw Ruby 3/8 In. Thick 8 Lb. Density Standard Carpet Pad 41000 Series For venting 3" or 4"

For venting 3" or 4" bathroom exhaust fans

Can also be used over properly primed gypsum underlayments above grade only

low moisture absorption

Maximum air hygiene with HEPA AirClean lifetime filter

Shaw Ruby 3/8 In. Thick 8 Lb. Density Standard Carpet Pad 41000 Series For venting 3" or 4"Carpet pad supports the floor by minimizing noise, maximizing warmth, and extending the life of the carpet. Also helps to keep carpet cleaner, allowing greater air flow and dirt removal during vacuuming. FHA Class II, heavy traffic rating. Made from new foam trimmings, no post consumer scrap, PBDE free. Passed CRI Green Label requirements for air quality assurance. Installs over concrete, vinyl, tile, and wood.