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Sealing and uncoupling membrane CERAfix® 305
Sealing and uncoupling membrane CERAfix<SUP>®</SUP> 305 - 1
Sealing and uncoupling membrane CERAfix<SUP>®</SUP> 305 - 2

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Sealing and uncoupling membrane CERAfix® 305

Fleece-laminated, crack-bridging waterproofing membrane for secure and fast system sealing where floors and walls meet

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Available in 1 version

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Availability in a Würth branch office
Exclusively for trade customers

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Exclusively for trade customers

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Can be used for moisture resistance classes A, B0



  • Secure sealing with consistent layer thickness for indoor sealing

  • Excellent adhesive bond

  • Highly elastic

  • Highly resistant to water pressure

  • Uniform layer of sealant

  • Temperature-resistant and resistant to ageing


Easy and quick to apply


  • Bonding with tile adhesive in accordance with DIN EN 12004

  • Can be tiled directly (thin bed method)


Support material made from polypropylene fleece, on top and underside



Our products featuring the EMICODE label are low emission/environmentally compatible. The EMICODE classification system awards labels to construction products that comply with the very stringent health and environmental requirements of recognised institutes.