Cable and pipe penetrations for walls and ceilings in Bottrop — approved, tested, documented. Promat, Hilti, Würth · S30 to S90 · existing stock, new build, retrofit.
Every wall penetration in Bottrop that crosses a fire-compartment boundary needs documentation: photo of the closed seal. Consultants check this every year. Insurers reference it in the schedule. A missing seal is the kind of finding that raises premiums.
The system depends on opening size, occupancy density and wall type.
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 Bottrop.
Fire damper or duct seal — coordinated with the concept, integrated into the duct line.
Classic in Bottrop stock: cables through F30/F90 wall, mineral wool with coating or board with collars. Documented in the property log in Bottrop.
Vertical penetration — usually box-style, accessible from above, expandable for future cables.
Take over multi-brand stock in Bottrop, consolidate in the penetration plan, prepare for consultant sign-off. Documented in the property log in Bottrop.
Cable and pipe in the same opening — Promat combination, Hilti CFS-CT, Würth fire-stop solution. Specified per approval in Bottrop.
Every system carries an approval number — we deliver the documentation in Bottrop.
EI rating for penetration seals — used parallel to DIN, EU-recognised.
Defines the S-rating for cable seals in Bottrop buildings.
Governs electrical line routing in fire protection — applies in NRW.
Ranges depend on opening size, density and system. Fixed quote after walkthrough.
Fixed offer after walkthrough in Bottrop.
Yes — as long as each position has an approval and the documentation is consistent. We take over stock brand-neutrally.
Walkthrough in Bottrop → defect list → fixed offer.
