Borken needs penetration seals that hold the fire-compartment boundary, pass the inspection, get signed off.
An F90-rated wall in Borken loses its function the moment a cable, pipe or duct passes through it without an approved closure. Only the approved penetration seal restores that fire resistance — and only if the system used matches the opening size.
We combine Promat, Hilti and Würth — system-open, brand-neutral in Borken.
Vertical penetration — usually box-style, accessible from above, expandable for future cables. Audit-ready in Borken.
Take over multi-brand stock in Borken, consolidate in the penetration plan, prepare for consultant sign-off.
Fire damper or duct seal — coordinated with the concept, integrated into the duct line.
Cable and pipe in the same opening — Promat combination, Hilti CFS-CT, Würth fire-stop solution. Documented in the property log in Borken.
Intumescent collar for plastic pipes, mineral wool insulation for steel — system-dependent, per approval, documented in the penetration plan.
Classic in Borken stock: cables through F30/F90 wall, mineral wool with coating or board with collars.
Governs electrical line routing in fire protection — applies in NRW.
Defines the S-rating for cable seals in Borken buildings.
Every system carries an approval number — we deliver the documentation in Borken.
EI rating for penetration seals — used parallel to DIN, EU-recognised.
Ranges depend on opening size, density and system. Fixed quote after walkthrough.
Fixed offer after walkthrough in Borken.
Yes — open seal, add cable, reseal. Standard service in Borken.
Walkthrough in Borken → defect list → fixed offer.
