DAP's MONO Acoustical Sealant is a single-component, non-skinning, non-hardening synthetic butyl rubber sealant for use in reducing sound transmission in drywall partitions and for sealing wall penetrations. Provides an effective adhesive seal for air and vapour barriers. MONO Acoustical Sealant meets CAN/CGSB 19.21 M87 specifications. Single component. Easy to gun. Long lasting. Does not stain or bleed. Non-skinning.
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