Tremco® 10-Mil “Class A” Vapor Barrier is a reinforced polyethylene-based vapor barrier designed to prevent moisture and reduce harmful radon and methane gas from migrating through concrete slabs-on-grade.

Basic Uses

• Reduces the migration of moisture in slab on grade applications.
• Controls the presence of condensation, mold and mildew to protect the building’s interior.
• Approved for use in the Vaporlock-m system for methane mitigation.