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DAFA Paint and Plaster airtight tape is a tape with split backing for ensuring airtight seals on exposed building elements such as wood, PVC, plaster, and brick. A sealing and binding tape for transitions, which you can fill and render over. The unique adhesion is suitable for binding and covering joins between surfaces such as plywood, chipboard, and flexible vapor barriers. The product complies with the strict requirements of EnEV (DIN 4108-7), covering permanent air seals in vapor barriers.