Fire-stop penetration seals in Ahaus

Wall and ceiling penetrations in Ahaus sealed audit-ready, installed to approval, tracked in penetration plans for the consultant's sign-off.

Walkthrough in AhausDefect list includedFixed offer
Ahaus

What a penetration seal achieves.

An F90-rated wall in Ahaus loses its function the second a cable, pipe or duct passes through it unsealed. Only the approved penetration seal restores that fire resistance — and only if the system used matches the opening size.

Penetration systems for Ahaus.

We combine Promat, Hilti and Würth — system-open, brand-neutral in Ahaus.

  1. 01

    Cable seal in ceiling

    Vertical penetration — usually box-style, accessible from above, expandable for future cables. Documented in the property log in Ahaus.

  2. 02

    Pipe penetration

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

  3. 03

    Duct fire-stop

    Fire damper or duct seal — coordinated with the concept, integrated into the duct line.

  4. 04

    Cable seal in wall

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

  5. 05

    Stock documentation

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

  6. 06

    Combined seal

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

Where we install seals in Ahaus.

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

Standards.

  • DIN 4102-9
    Cable penetration seals

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

  • EN 1366-3
    European classification

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

  • 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 Ahaus.

What penetration seals cost in Ahaus.

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 Ahaus

Fixed offer after walkthrough in Ahaus.

Fire stops in Ahaus — FAQ.

  • Yes — as long as each position has an approval and the documentation is consistent. We take over stock brand-neutrally.

Have your seals checked for Ahaus.

Call us — we take over the seal stock in Ahaus and continue it.

Call+49 2861 8114387