Cable and pipe penetrations for walls and ceilings in Raesfeld — approved, tested, documented. Promat, Hilti, Würth · S30 to S90 · existing stock, new build, retrofit.
The right system depends on context. Mineral wool with coating handle most wall penetrations in Raesfeld stock; hard seals go in for when frequent re-cabling is expected. Combined cable+pipe penetrations need a system that's documented in the penetration plan.
We combine Promat, Hilti and Würth — system-open, brand-neutral in Raesfeld.
Classic in Raesfeld stock: cables through F30/F90 wall, mineral wool with coating or board with collars.
Fire damper or duct seal — coordinated with the concept, integrated into the duct line.
Vertical penetration — usually box-style, accessible from above, expandable for future cables.
Take over multi-brand stock in Raesfeld, consolidate in the penetration plan, prepare for consultant sign-off. Specified per approval in Raesfeld.
Cable and pipe in the same opening — Promat combination, Hilti CFS-CT, Würth fire-stop solution.
Intumescent collar for plastic pipes, mineral wool insulation for steel — system-dependent, per approval, documented in the penetration plan. Audit-ready in Raesfeld.
Defines the S-rating for cable seals in Raesfeld buildings.
Governs electrical line routing in fire protection — applies in NRW.
EI rating for penetration seals — used parallel to DIN, EU-recognised.
Every system carries an approval number — we deliver the documentation in Raesfeld.
Ranges depend on opening size, density and system. Fixed quote after walkthrough.
Fixed offer after walkthrough in Raesfeld.
At least annually as part of maintenance — and after every cable/pipe change. Maintenance log mandatory in Raesfeld.
Call us — we take over the seal stock in Raesfeld and continue it.
