125/90
125 mm gutter + 90 mm downpipe. Common configuration for many homes.
Request configuration ↗CHOOSE A SYSTEM
BILKA CRAIOVA / BILKA systems
Rainwater systems
Collection and drainage sized for your roof area.
BILKA / RAINWATER SYSTEM
TECHNICAL ILLUSTRATIONVisual created for this local presentation
GUTTERS · DOWNPIPES · FITTINGS
Rainwater system
A complete collection and drainage system sized to the roof area and geometry. Components must stay within the same dimensional family.
125/90typical homes
150/100higher flow
0,60 mmsteel
275 g/m²zinc coating
01 / VARIANTS
Choose the right expression for the project.
The final variant is confirmed after survey, pitch, build-up and installation details.
150/100
150 mm gutter + 100 mm downpipe for larger areas/flows.
Request configuration ↗Magnelis
Option focused on corrosion resistance in demanding environments.
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.
Steel0,60 mm
Zinc coating275 g/m²
Size groups125/90 · 150/100
Gutters125 / 150 mm
Downpipes90 / 100 mm
Double-coated finishup to 15 years colour and corrosion
Double-coated Mattup to 20 years colour and corrosion
Magnelis10 years corrosion
04 / WHY IT MATTERS
The system should be planned as a whole.
Correct sizing
Choose 125/90 or 150/100 based on area, geometry and estimated water flow.
Complete system
Gutters, downpipes, elbows, outlets, end caps, clamps and fasteners designed as a system.
Compatibility
Do not mix 125 components with 100 downpipes or 150 gutters with 90 downpipes.
05 / DOWNLOADS
Data sheets, guides and certificates.
PDF data sheets and guides, available right here.
INSTALLATION GUIDEBILKA rainwater systemPDF · Open document↓CATALOGUERainwater system cataloguePDF · 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.