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Rectorseal SAS 90 Metacaulk Smoke and Sound Sausage Sealant 20oz.

Original price $8.99 - Original price $135.00
Original price
$8.99 - $135.00
Current price $8.99

Rectorseal Metacaulk SAS 90 Smoke & Acoustic Sausage Sealant, 28oz

Rectorseal Metacaulk SAS 90 Smoke & Acoustic Sausage Sealant, 28oz

The Rectorseal Metacaulk Smoke and Sound Sausage Sealant 20oz. 66656 is a high-quality sealant compound designed for use in non-fire-rated penetrations and joints. This latex-based sealant is essential for achieving and maintaining the required Sound Transmission Class (STC) rating for airborne sound, as well as preventing the passage of smoke and toxic gases in smoke barrier partitions, as required by the International Building Code (IBC). The sealant compound has been tested in accordance with various industry standards, such as ASTM E90, ASTM E84, ASTM C834, ASTM C919, and ASTM G21, to ensure its performance and reliability.

Rectorseal Metacaulk SAS 90 Smoke & Acoustic Sausage Sealant, 28oz Features:

  • Excellent freeze-thaw resistance
  • High adhesion, tough long-lasting bond
  • 2-year shelf life
  • Flexible, non-sag set, water cleanup capabilities; paintable
  • Mold and mildew resistant
  • Low VOC content, meets LEED V4 Emissions requirements
  • STC rating 52
  • Compliant with the Buy America Act


  • 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)

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