Retro Duo
Broad longitudinal lines and a contemporary look.
Request configuration ↗CHOOSE A SYSTEM
BILKA CRAIOVA / BILKA systems
Retro Duo
A distinctive visual rhythm within the metal roofing range.
BILKA / RETRO DUO
TECHNICAL ILLUSTRATIONVisual created for this local presentation
WIDE PANEL · EASY INSTALLATION
Retro Duo
A linear-looking system related to Retro Panel, but with wider sheets and installation closer to metal tiles. It can also be used for façade cladding.
1065 mmeffective width
25 mmheight
0,5–7 mlength
10° / 15°minimum pitch
01 / VARIANTS
Choose the right expression for the project.
The final variant is confirmed after survey, pitch, build-up and installation details.
Retro Duo Micro-Ribs
Micro-ribs for a more technical look and extra rigidity.
Request configuration ↗02 / CHARACTERISTICS
Technical data without hiding the details.
Values are indicative for the family shown; the data sheet and certificate applicable to the order take precedence.
MaterialSteel sheet galvanised on both sides and protected with polyester
Nominal thickness0,45–0,70 mm
Total width1100 mm
Effective width1065 mm
Height25 mm
Weight4–5 kg/m²
Panel length500–7000 mm
Minimum pitch10° without diagonal joints / 15° with joints
Estimated service lifeup to 60 years
03 / FINISHES & WARRANTY
10 · 15 · 30
Gloss, Matt and GrandeMat carry different warranty levels for colour and corrosion performance, according to the BILKA certificate and ordered configuration.
Gloss
Matt
GrandeMat
04 / WHY IT MATTERS
The system should be planned as a whole.
No extra seaming
Designed for fast installation with a logic closer to metal tiles.
Roof or façade
Can continue the same visual language from roof to selected façade areas.
Rigidity
Longitudinal lines and micro-rib variants contribute to panel rigidity.
05 / DOWNLOADS
Data sheets, guides and certificates.
PDF data sheets and guides, available right here.
INSTALLATION GUIDERetro DuoPDF · Open document↓ACCESSORIES GUIDERetro DuoPDF · Open document↓CATALOGUEBILKA residential cataloguePDF · Open document↓WARRANTYBILKA warranty certificatePDF · Open document↓GUIDEHow to choose your roofPDF · Open document↓
BILKA is the manufacturer brand. Documentation and warranties are issued by the manufacturer; the applicable conditions are those in the valid document at the time of order.
YOUR PROJECT
We help identify which variant makes sense for your roof.
Send dimensions, photos or a plan. We return with a coherent configuration, not a generic product list.