Tulenkestävä kaulus PS225

  • Сollar: PS 225
  • tuubi diameter: 225 mm
  • Outer diameter of case: 270 mm
  • Inner diameter of case: 228 mm
  • Korkeus: 60 mm
  • Number of fixings: 6

We offer a special fire-proof sleeve construction for pipes penetrating through walls to be used. With the effect of heat, it's well with such force, that squeezes the pipe to zero orifice ja stops the penetration of flames.

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