The ROKU-STRIP expansion strip from Gyso is a highly developed sealing tape specifically designed for use in fire protection systems. Made from expandable substances and binders, this product offers an effective solution for sealing and insulation. The single-sided coating with a robust polyester backing ensures easy handling and reliable adhesion. The ROKU-STRIP is self-adhesive and has been system-tested, including on VSSM-Ei30 fire doors, highlighting its suitability for safety-critical applications. With a very high expansion pressure of 0.8 N/mm², the expansion strip ensures effective sealing against air and sound transmission, making it an ideal choice for various construction and renovation projects.

• Made from expandable substances and binders for optimal insulation
• Self-adhesive and easy to process
• System-tested for use on fire doors.