Double-wall chimneys - Options
  • Lightning conductor system: stainless steel rods comply with local regulations with “crow’s foot” earth connection,copper plate outside heat insulation and lightning meters
  • Fall arrest system ladder compliant with NF EN 353-1, fixed hoop ladder with landings or offset flights (height between two landings to 6m according to NFE 85-016 and ISO 14122-4, height between 2 platforms, so a single section to 8m according to NFE 85-016 and to 10m according to ISO 14122-4). Specific compliance on demand. Inspection platform and work platform compliant with NFE 85-014 or
  • ISO 14122-2. Specific compliance on demand.
  • Access door
  • Manhole
  • Weighted index measuring point EN 13 284 2
  • Continuous measuring points
  • Aircraft warning day-time marking: with paint red and white stripes
  • Aircraft warning night-time marking: high-intensity duty/standby lamps to be supplied from chimney base
  • Acoustic treatment by beirens: absorptive silencers (bulbs, baffles, absorbent wall), reactive silencers (single chamber, double-chamber, wave resonators)
  • Vibration loading treatment: dynamic vibration damper by beirens
  • Stainless steel mirror finish, all RAL shades or custom-made decoration
  • External flanged joint