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VISS Roof Glazing Steel System
A highly adaptable roof glazing solution in steel, allowing for ambitious architectural forms and exceptional performance.
Supports pitched, pyramid, dome and hipped roof designs
Face widths of 50–60 mm with no visible screw fixings
Compatible with flat, saw-tooth, and mono-pitch roofs
Thermal insulation performance down to 0.64 W/(m²·K)
Handles glazing up to 70 mm thick and 1800 kg in weight
Certified Passive House compliant – phA class
CE marking in accordance with EN 1090 (EXC1/EXC2)
About VISS Roof Glazing
Freedom of Form Meets Structural Performance
The VISS Roof Glazing system is designed to accommodate an extensive range of steel-framed glass roof types, delivering architectural versatility with structural integrity. From complex pyramids to mono-pitch and dome roofs, its plug-in or welded design offers precision and ease during installation.
With face widths starting at just 50 mm and no visible screw fixings, the system maintains a sleek, clean aesthetic. VISS Roof Glazing is built to perform — with exceptional thermal insulation values, robust drainage, and wind load resistance up to 2.0 kN/m², making it suitable for high-spec commercial and public buildings.
Engineered for long-term use and energy efficiency, this steel roof glazing system is CE-markable under EN 1090, supports sun shading attachments, and integrates seamlessly with VISS Fire for unified design across roof and façade. It is also Passive House certified (class phA), meeting the highest environmental standards.
VISS Roof Glazing Key Technical Specifications
| Uf value of frame (≥) | 0.64 W/(m²·K) | Min. face width | 50 mm |
|---|---|---|---|
| Max. glass/panel thickness | 70 mm | Max. weight | 1800 kg |
| Surface finishes | Stainless steel, Powder, Paint | Air permeability | AE 750 |
| Watertightness | RE 1200 | Min. basic depth of mullion | 25 mm |
| Max. basic depth of mullion | 280 mm | Min.-max. basic depth of mullion | 25…280 mm |
| Max. face width | 60 mm | Min.-max. face width | 50…60 mm |
| Min. glass/panel thickness | 16 mm | Min.-max. glass/panel thickness | 16…70 mm |
| Max. glass/infill weight | 1800 kg | Installation angle | 0-75 ° |
| Skylight construction, min. vert. incline | 10 ° | Skylight construction, max. vert. incline | 75 ° |
| Skylight construction, min.-max. vert. incline | 10…75 ° | Skylight construction | Yes |
| Drainage | Yes | Drainage levels | 3 |
| Wind load resistance | 2.0 [kN/m²] | Sun shading attachment | Yes |
| Certificates | EPD | CE marking | No |
| Passive house compliant | Yes | Passive house class | phA |
| Recyclable | Yes | Standards | EN ISO 10077 |
| Building authority approval | Yes | Colour-independent | Yes |
What Our Customers Say
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