Abels Brandschutz
Abels Fire Protection Systems
Specialist Contractor for Structural Fire Protection
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Fire-stop penetration seals in Bielefeld

Sealing what needs to be sealed in Bielefeld and Kreis Bielefeld, Stadt. Cable seals, pipe stops, combined penetrations. Soft, hard or mortar seals.

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Wall · ceilingS30 · S60 · S90With penetration plan
Bielefeld

What a penetration seal achieves.

An F90-rated wall in Bielefeld loses its function the moment a cable, pipe or duct passes through it without an approved closure. Only the systemgeprüfte penetration seal restores that fire resistance — and only if the system used matches the opening size.

Penetration systems for Bielefeld.

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

  1. 01

    Duct fire-stop

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

  2. 02

    Stock documentation

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

  3. 03

    Cable seal in ceiling

    Vertical penetration — usually box-style, accessible from above, expandable for future cables. Audit-ready in Bielefeld.

  4. 04

    Cable seal in wall

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

  5. 05

    Combined seal

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

  6. 06

    Pipe penetration

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

Where we install seals in Bielefeld.

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

Standards.

  • DIN 4102-9
    Cable penetration seals

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

  • abZ
    Building-authority approval

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

  • MLAR
    Cable line directive

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

  • EN 1366-3
    European classification

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

What penetration seals cost in Bielefeld.

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 Bielefeld

Fixed offer after walkthrough in Bielefeld.

Penetration seals in the region Reg.-Bez. Detmold.

SteinhagenGüterslohWertherGüterslohLeopoldshöheLippeOerlinghausenLippeHalleGüterslohEngerHerford

Fire stops in Bielefeld — FAQ.

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

Have your seals checked for Bielefeld.

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

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+49 2861 8114387
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