DAP Sound Block 28 Oz. Acoustical, Draft, Smoke & Sound Sealant, White

Professional-grade, acoustical latex sealant specifically designed to reduce sound transmission & improve STC ratings in all types of wall & floor systems where a sound rated assembly is required.

It is ideal for sealing openings around electrical boxes, pipes, duct systems, cut-outs and other types of utility equipment penetrating wall surfaces, as well as perimeter edges including abutting surfaces and corner joints.