22+ Outdoor Sound Dampening Background. Dampens the general sound level in the room. Sound absorbing plants for outdoor and indoor noise dampening.
Installing sound damping or deadening materials, also referred to as sound deadener or dampening (one of the most misspelled words in car audio), in various areas of your vehicle is one of the best.
These effective sound barriers range from foam underlayment to insulation between the floors and there are a few floor sound barriers that will mitigate the problem. A universal sound dampening material that equally eliminates indoor and outdoor. Dampening and deadening materials are often used in situations where extreme temperatures or limited space is an issue. Sound dampening materials are rated on the noise reduction coefficient (nrc) scale of 0 to 1;