USG Sheetrock Acoustical Sealant 30250 29 Oz

USG Sheetrock

  • $8.99

USG Sheetrock Acoustical Sealant 30250 29 Oz

The USG Sheetrock Acoustical sealant is a water-based, highly elastic and easy to apply sealant that achieves all test-verified STC/MTC by sealing gaps in partitions with a long-lasting, resilient, acoustical seal. The 30250 Sheetrock Brand Acoustical Sealant can be applied with hand-gun equipment to vertical and horizontal surfaces (even overhead) without sagging.  The USG Sheetrock Acoustical Sealant 30250 is excellent for fire-rated partitions and acceptable for use at the perimeter of wall assemblies rated 1-3 hours.

USG Sheetrock 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.

  • Excellent sound-flanking material (supports high STC ratings)
  • Superior performance as a fire caulk in UL-classified joint systems
  • Ideal for use in smoke and/or sound assemblies
  • Meets ASTM C834 specifications for latex sealants
  • Grade -18°C (0°F) low temperature flexibility, strong bond
  • Low VOC

USG Sheetrock


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Buddy S.

Best Acoustical Sealant

USG Sheetrock the best acoustical sealant on the market. I have used a lot of different ones and this one performs the best and is easy to apply! Hands Down! Thank you!

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