Rectorseal Metacaulk SAS 90 Smoke & Acoustic Sealant, 28oz

Rectorseal Metacaulk SAS 90 Smoke & Acoustic Sealant, 28oz Rectorseal Metacaulk SAS 90 is a high-quality, latex-based sealant designed to reduce sound transmission and maintain the required Sound Transmission Class (STC) for airborne sound in accordance with International Building Code (IBC) standards. It forms a durable, flexible, and paintable barrier that prevents the passage of smoke and toxic gases through non-fire-rated penetrations and joints in smoke barrier partitions. Rectorseal Metacaulk SAS 90 is a top choice for professionals looking for a reliable, long-lasting solution for their sound and smoke sealing needs. Its ease of use and flexibility make it an ideal choice for any project that requires a high-quality sealant to achieve the desired STC rating and prevent smoke and gas infiltration. Rectorseal Metacaulk SAS 90 Smoke & Acoustic Sealant, 28oz Features: Excellent freeze-thaw resistance Strong, long-lasting bond with high adhesion Flexible, non-sag set with easy water cleanup Mold and mildew resistant Can be painted over Applications: One and two-sided applications Top and bottom runners before drywall application Outer edge perimeter joints of drywall Cut-outs and utility penetrations Bottom of wall, wall to wall, and head of wall joints in smoke partitions Suitable for use in minimally dynamic joints Metallic, insulated metallic, ducts, conduit, cable, and wire penetrations in non-fire rated smoke partitions and acoustical assemblies (check with manufacturer for non-metallic approvals) View Product Data Sheet View Safety Data Sheet Rectorseal 66655