Fire-stop penetration seals in Kreuzau

Kreuzau needs penetration seals that hold the fire-compartment boundary, pass the inspection, get signed off.

Promat · Hilti · WürthExisting & newAudit-ready documentation
Kreuzau

What a penetration seal achieves.

Every wall penetration in Kreuzau that crosses a fire-compartment boundary needs documentation: approval number. Consultants check this every year. Insurers reference it at renewal. A missing seal is the kind of finding that delays sign-off.

Penetration systems for Kreuzau.

The system depends on opening size, occupancy density and wall type.

  1. 01

    Cable seal in ceiling

    Vertical penetration — usually box-style, accessible from above, expandable for future cables. Specified per approval in Kreuzau.

  2. 02

    Stock documentation

    Take over multi-brand stock in Kreuzau, consolidate in the penetration plan, prepare for consultant sign-off. Audit-ready in Kreuzau.

  3. 03

    Duct fire-stop

    Fire damper or duct seal — coordinated with the concept, integrated into the duct line. Documented in the property log in Kreuzau.

  4. 04

    Combined seal

    Cable and pipe in the same opening — Promat combination, Hilti CFS-CT, Würth fire-stop solution. Documented in the property log in Kreuzau.

  5. 05

    Pipe penetration

    Intumescent collar for plastic pipes, mineral wool insulation for steel — system-dependent, per approval, documented in the penetration plan.

  6. 06

    Cable seal in wall

    Classic in Kreuzau stock: cables through F30/F90 wall, mineral wool with coating or board with collars.

Where we install seals in Kreuzau.

Cable trays
Tray penetrations with box seals or aggregate seals. Standard scope in Kreuzau.
Duct lines
Fire dampers, duct seals — schools, care, offices in Kreuzau. Standard scope in Kreuzau.
Stock survey
Take over multi-brand stock in Kreuzau, inspect, transfer into penetration plan, prepare for authorities. Standard scope in Kreuzau.
Plant rooms
Boiler, distribution, transformer — high penetration density, consultant focus.
Riser shafts
Floor-by-floor sealing — renovation, stock, retrofit in Kreuzau.
Stairwell walls
Compartment boundaries with cable and pipe penetrations — mandatory at every building permit in Kreuzau. Standard scope in Kreuzau.

Standards.

  • DIN 4102-9
    Cable penetration seals

    Defines the S-rating for cable seals in Kreuzau buildings.

  • MLAR
    Cable line directive

    Governs electrical line routing in fire protection — applies in NRW.

  • abZ
    Building-authority approval

    Every system carries an approval number — we deliver the documentation in Kreuzau.

  • EN 1366-3
    European classification

    EI rating for penetration seals — used parallel to DIN, EU-recognised.

What penetration seals cost in Kreuzau.

Ranges depend on opening size, density and system. Fixed quote after walkthrough.

  • from €80
    Small cable penetrationSingle cable, S30 with coating
  • €150 – €400
    Standard wall cable sealMineral wool + coating, medium density
  • €300 – €800
    Combined sealCable and pipe in one opening
  • from €600
    Duct fire-stopFire damper installed
  • Fixed price
    Stock survey & penetration planLump-sum after walkthrough in Kreuzau

Fixed offer after walkthrough in Kreuzau.

Fire stops in Kreuzau — FAQ.

  • Yes — open seal, add cable, reseal. Standard service in Kreuzau.

Have your seals checked for Kreuzau.

Walkthrough in Kreuzau → defect list → fixed offer.

Call+49 2861 8114387