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

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

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Walkthrough in DörentrupDefect list includedFixed offer
Dörentrup

What a penetration seal achieves.

The right system depends on context. Modular block sets handle most wall penetrations in Dörentrup stock; mortar systems go in for higher loads. Combined cable+pipe penetrations need a system that's documented in the penetration plan.

Penetration systems for Dörentrup.

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

  1. 01

    Stock documentation

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

  2. 02

    Duct fire-stop

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

  3. 03

    Cable seal in wall

    Classic in Dörentrup stock: cables through F30/F90 wall, mineral wool with coating or board with collars. Audit-ready in Dörentrup.

  4. 04

    Cable seal in ceiling

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

  5. 05

    Pipe penetration

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

  6. 06

    Combined seal

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

Where we install seals in Dörentrup.

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

Standards.

  • DIN 4102-9
    Cable penetration seals

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

  • EN 1366-3
    European classification

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

  • abZ
    Building-authority approval

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

  • MLAR
    Cable line directive

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

What penetration seals cost in Dörentrup.

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 Dörentrup

Fixed offer after walkthrough in Dörentrup.

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

LemgoLippeExtertalLippeBlombergLippeKalletalLippeBarntrupLippeDetmoldLippe

Fire stops in Dörentrup — FAQ.

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

Have your seals checked for Dörentrup.

Walkthrough in Dörentrup → defect list → fixed offer.

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+49 2861 8114387
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