Roofing & Siding
Georgia-Pacific DensDeck
Georgia-Pacific Gypsum announces that its assembly for retrofitting lightweight commercial roof decks based on its DensDeck Roof Board product can reduce sound penetration by more than 50 percent. According to the results of acoustical performance tests conducted in December 2009 by Architectural Testing Inc., the Georgia-Pacific Gypsum roof deck assembly with remediation components received a Sound Transmission Class (STC) rating of 54, versus a rating of 43 for the baseline assembly alone.