Steel Systems
Jansen Steel Doors: A Heritage Systems Guide
Jansen steel systems produce the slimmest sightlines available. How steel differs from steel-look aluminium — and when each is right....
When the aesthetic requires the slimmest possible sightline — original industrial or Georgian glazing bars — steel and steel-look aluminium systems are the answer.
Slim steel-look profiles have become the default for period and modernist properties. A guide to steel and heritage-style doors near St Albans.
Our editorial coverage of steel systems systems focuses on the specifications actually installed in Hertfordshire homes — not the marketing gloss. Each guide below breaks down system depths, thermal figures, panel weights, security ratings, and where each specification is worth the cost.
We are not affiliated with Schüco. Coverage is editorial — we recommend authorised fabricators for supply and installation, and we point out where alternative manufacturers offer competitive specifications.
Genuine steel systems achieve face widths aluminium cannot match.
Modern Janisol systems clear current Building Regulations.
Correct specification for period and industrial architecture.
Aluminium heritage systems where budget or brief allows.
Jansen steel systems produce the slimmest sightlines available. How steel differs from steel-look aluminium — and when each is right....
Our editorial team doesn't supply doors or windows. For homeowners looking to source Schüco systems in Hertfordshire, 5EC Aluminium's steel systems range is one of the authorised specifications covering the same systems reviewed in the guides above — with local delivery across St Albans, Hertford, and wider Hertfordshire.
Visit 5EC's Range