NEW Sto Fireblocking Solution to Meet 2022 New York City Building Code
Sto Products

Sto GoldSeal STPE
Sto GoldSeal™ STPE is a highly engineered moisture-cure chemistry with superior adhesion and proven performance in humid, cold, and wet climates. This premium, vapor-permeable, air and water-resistant barrier (AWRB) offers workability, durability, and reliability across a wide range of substrates, including glass mat gypsum, wood-based, cementitious, concrete, and concrete masonry walls.
Sto GoldSeal STPE
Available July 9, 2025
Available July 9, 2025