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Temporary cable penetrations are arranged by filling the opening with fire-resistant pillows, which are a cover made of fiberglass filled with a thermally expanding material. These pillows are suitable for organizing temporary protective belts that prevent the spread of fire and smoke.They provide the possibility of subsequent installation or disassembly of wires through the protected structure.

Price: on request


  • Pads for the installation of temporary cable penetrants
  • Field of application

    This material is designed to prevent flame propagation and combustion products along cable lines. Ensures reliable fire safety of cable penetration through walls, partitions and ceilings.

    Fire protection material description

    Fire protection intumescent cushion OGRAX-OTP® is a glass fabric covered pillow filled with intumescent material and mineral filler, designed for use indoors at air humidity up to 100%, as well as outdoors at temperatures from -50°C to +60°C. Delivered in cardboard boxes. OGRAX-OTP® is included into temporary and modular universal cable penetrations certified for compliance with the Technical Regulations on fire safety requirements (Federal Law № 123 dated 22 July 2008.), test method as per GOST R 53310-2009.

    Size range

    ОТP-1 310*200*34 mm
    Expansion ratio, not less 150 %
    ОTP-2 310*200*25 mm
    Expansion ratio, not less 300%
    OTP-3 310*200*5 mm
    Expansion ratio, not less 500%

    *At the request of the customer, it is possible to manufacture other sizes.

    Storage and operation conditions

    Storage and transportation
    in the manufacturer's original package, stacked to a maximum height of 2 meters
    Guaranteed shelf life
    one year from date of manufacture


    Cable or cable beam passing through the aperture of the wall must be isolated from contact with concrete or metal surface with fire protection pillow. Pillows in the opening should be placed tightly, without gaps. When sealing the opening avoid damaging pillows..