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Brandhärdig krage PS225

  • Сollar: PS 225
  • Tube diameter: 225 mm
  • Outer diameter of case: 270 mm
  • Inner diameter of case: 228 mm
  • Höjd: 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 and stops the penetration of flames.

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