Cable and pipe penetrations for walls and ceilings in Duisburg — approved, tested, documented. Promat, Hilti, Würth · S30 to S90 · existing stock, new build, retrofit.
Every wall penetration in Duisburg that crosses a fire-compartment boundary needs documentation: photo of the closed seal. Consultants check this every year. Insurers reference it after a loss. A missing seal is the kind of finding that gets cited in damage reports.
The system depends on opening size, occupancy density and wall type.
Fire damper or duct seal — coordinated with the concept, integrated into the duct line. Specified per approval in Duisburg.
Cable and pipe in the same opening — Promat combination, Hilti CFS-CT, Würth fire-stop solution. Specified per approval in Duisburg.
Intumescent collar for plastic pipes, mineral wool insulation for steel — system-dependent, per approval, documented in the penetration plan.
Take over multi-brand stock in Duisburg, consolidate in the penetration plan, prepare for consultant sign-off.
Vertical penetration — usually box-style, accessible from above, expandable for future cables. Documented in the property log in Duisburg.
Classic in Duisburg stock: cables through F30/F90 wall, mineral wool with coating or board with collars.
Every system carries an approval number — we deliver the documentation in Duisburg.
Governs electrical line routing in fire protection — applies in NRW.
Defines the S-rating for cable seals in Duisburg buildings.
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 Duisburg.
A penetration plan documents every seal in the building — location, system, date, installer. Mandatory for public buildings, special-use, larger properties in Duisburg.
Walkthrough in Duisburg → defect list → fixed offer.
