Taking the time to seal and secure them will ... Attach an additional layer of soundproof drywall with Green Glue, or add mass-loaded vinyl over the surface. Acoustic panels can also be mounted ...

First, you need to use extruded polystyrene foam (typically blue or pink), as opposed to the white, beady foam sheets. This is called expanded polystyrene foam and air can pass right through it, ...

Other engineering activities (not including engineering design for industrial process and production or engineering related scientific and technical consulting activities) ...

With an ability to be used in acoustic, seismic and fire-rated applications, the Rondo XPRESS® Drywall Grid System offers design flexibility for flush ceilings, bulkheads and boxed soffits.