A double thick layer of the best and thickest natural beaver felt laid atop sound absorbing composite from 3M. Or the nex time get a flokati rug with long hair. Shampoo and condition it the next time a flood occurs. Then blow dry it straight using an army of teen age girls from the nieghborhood armed with staightening brushes and blow dryers. Caution Use a surge protected power center with 12 outlets on dedicated lines and watch the total amperage for over doing it. It might get a bit hot too.