In-situ concrete crack control element with joint sheet
PENTAFLEX® OBS Wall wall elements consist of PENTAFLEX KB® joint sheets with wings made of galvanised sheet steel. They come in lengths of 2.50, 2.75 and 3.00 m as standard. The standard installation dimension is 140 and 180 mm for walls 240 - 250 and 300 mm thick respectively. Larger installation dimensions are possible on request. The wall elements are supplied ready for installation.
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Technical information
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Please observe these installation and application instructions before installation. Our application technology and consulting engineers will be happy to answer any questions you may have.
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General Building Authority Test Certificate
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Approval
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Valid from February 1st, 2026
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We support you at every step of your construction project. With high-quality products including dimensioning software for optimum planning. If the standard product is not suitable for your project, our manufacturers will configure a product that is precisely tailored to your needs.