The NEW Metacaulk Smoke and Acoustic 90 sealant (SAS 90) from Balco is now available, with options in 5 gal caulk, 5 gal spray, 20 oz sausage, 28 oz tube. This acrylic latex sealant prevents the spread of smoke and airborne particles (for non-fire-rated applications) and impedes sound transfer with up to a 52 STC rating for vertical or horizontal joint openings and through-penetrations.
