Soundproofing a shooting or firing range

Many cities and municipalities are looking for state of the art soundproofing products and procedures for soundproofing a public, private, or and even home shooting ranges. The soundproofing materials used must be impervious to smoke and gunpowder residue and must be resilient (able to take a round without disintegrating) and easy to clean. Some folks feel that convoluted foam mat (bedding or egg crate foam) will work in such applications. This is a completely wrong assumption because convoluted foam is an open celled foam and has no soundproofing qualities whatsoever. So how do you get both absorption and sound blocking from one product, that is impervious to moisture and will stand up the rigors of a live firing range? Many large cities have contacted me desperatel View the rest of this article