Daubert supplies a number of sound dampening solutions for high-rise architects and contractors. These coatings help deliver effective sound insulation in elevator shafts and trash chutes by minimizing sound vibration in metal components.. Coating 932 is an effective low-cost sound dampening coating for exterior trash chutes. V-Damp 3680 with its water-based formulation can be used on interior trash chutes and elevator shafts. And Tectyl 3335 provides a sufficient sound dampening quality, while also providing corrosion resistance for steel and aluminum components.