SilenSeal Acoustical Sealant

SilenSeal Acoustical Sealant

SilenSeal Acoustical Sealant is a water-based sealant designed to reduce sound transmissions in walls and partition systems. Its primary function is to achieve and maintain the specific STC (Sound Transmission Class) value of the system design.

SilenSeal Acoustical Sealant remains permanently flexible and adheres firmly to wood or metal studs, concrete, gypsum board and most other types of building substrates.

Installation Manual

SilenSeal Acoustical Sealant

Maintains a tough rubber-like seal against air-borne sound, air infiltration and moisture. Our SilenSeal Acoustical Sealant offers fast, smooth, easy application. Clean up is also quick and easy with just soap and water.

Field tested and field proven, SilenSeal Acoustical Sealant is recognized across the country by drywall manufacturers and architects as an effective means of reducing sound transmission.

Coverage (29oz Tube)
1/4 inch bead 89 linear feet
3/8 inch bead 40 linear feet
1/2 inch bead 22 linear feet

Apply a 1/4" (6mm) bead of acoustical caulk around the perimeter of wall assemblies. Fill to depth of panel. Completely fill voids and larger openings. Apply to seal all openings formed from outlets, lights and electrical box installations.

  • UL tested and classified.
  • Exceeds LEED green building requirements.
  • VOC compliant.
  • Non-flammable formulation.
  • Easy application and easy clean up.
  • Will not harden, crack or separate.
  • Non-staining, non-migrating and low odor.
  • High degree of adhesive and cohesive strength.
  • Paintable and muddable.
  • Low in cost compared to other sealants.