Sealing what needs to be sealed in Kreuztal and Kreis Siegen-Wittgenstein. Cable seals, pipe stops, combined penetrations. Soft, hard or mortar seals.
The right system depends on context. Soft seals handle most wall penetrations in Kreuztal stock; mortar systems go in for when frequent re-cabling is expected. Combined cable+pipe penetrations need a system that's approved for both.
The system depends on opening size, occupancy density and wall type.
Vertical penetration — usually box-style, accessible from above, expandable for future cables.
Take over multi-brand stock in Kreuztal, consolidate in the penetration plan, prepare for consultant sign-off. Documented in the property log in Kreuztal.
Intumescent collar for plastic pipes, mineral wool insulation for steel — system-dependent, per approval, documented in the penetration plan. Audit-ready in Kreuztal.
Fire damper or duct seal — coordinated with the concept, integrated into the duct line. Audit-ready in Kreuztal.
Cable and pipe in the same opening — Promat combination, Hilti CFS-CT, Würth fire-stop solution. Audit-ready in Kreuztal.
Classic in Kreuztal stock: cables through F30/F90 wall, mineral wool with coating or board with collars.
EI rating for penetration seals — used parallel to DIN, EU-recognised.
Every system carries an approval number — we deliver the documentation in Kreuztal.
Governs electrical line routing in fire protection — applies in NRW.
Defines the S-rating for cable seals in Kreuztal buildings.
Ranges depend on opening size, density and system. Fixed quote after walkthrough.
Fixed offer after walkthrough in Kreuztal.
Yes — as long as each position has an approval and the documentation is consistent. We take over stock brand-neutrally.
Walkthrough in Kreuztal → defect list → fixed offer.
