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Originally Posted by Joji  Is the higher the pound density the better. this says 4.5 or is tit the lower the density. also the co-efficient at 125hz says 1.04 compared to others that say .83 or.86 |
It depends on the thickness, teh thicker the panel, the better a lighter material is. At 4" the 4.5 lb/ft3 is just about optimum.
Andre