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Sto AirSeal™ Air & Moisture Barrier

Sto Corp.

This high-build, vapor-permeable, fluid-applied membrane is designed for application over concrete block (CMU) and sheathing. Sto AirSeal™ can be rolled or spray applied and is suitable for use under various claddings, including metal panels, cement board, vinyl, wood, brick and stone. Rigid and stable under air pressure loads, this easy-to-use air and moisture barrier minimizes the risk of water damage and condensation in walls.

See how easy it is to properly apply Sto AirSeal Air & Moisture Barrier.

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