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OGNEZA PM(V)-L Fire prevention ventilation sleeve, d 220 (price on request) [Code number: 1r0017]

Article: 1r0017

Application purpose:

  • For fire protection of ventilation ducts

Characteristics:

  • fire resistance not less than EI 180;
  • when the temperature rises to +150 °C, the fire-retardant material of the fire-fighting sleeve expands tenfold.

Compound:

  • metal case (painted with polymer powder paint);
  • an insert in the form of a tape made of a special thermally expanding material "OGNEZA-TRM";
  • lamellas;
  • sealant made of thermally expanding material;
  • fastening eyelets.

Mounting scheme:

Installation Recommendations:

  • installation is carried out at temperatures from -50 °С to +60 °С;
  • the installation site is pre-cleaned;
  • the attachment points should not have cracks, and the thickness of the hard layer should allow the installation of a fixing metal dowel;
  • mounted in channels with an internal diameter of 125 mm to 240 mm;
  • the gap between the channel wall and the coupling should not be more than 5 mm;
  • the coupling is installed in the channel, after which the points of attachment of the lugs to the enclosing structure are marked with a marker;
  • holes are drilled and dowels are installed (must be metal!);
  • the coupling is fixed with self-tapping screws.

Diameter: DN 220.