Sheetrock® Brand Acoustical Sealant can be used in full-load bearing, steel-stud partitions (WHI-9-28-78). It boasts 0/0 flame-spread/smoke-developed Surface Burning Characteristics with Underwriters Laboratories. Tested at Riverbank Acoustical Laboratories in accordance with ASTM E90, this product was sound tested and proven to be an integral component in maintaining STC/MTC partition ratings. Note: The product should not be painted or used with PVC or Plastic pipe.
29 oz tube
WARNING:Cancer and Reproductive Harm - www.P65Warnings.ca.gov