The Courbi Combo Spiral M/T 750N is a medium-duty corrugated conduit for cable protection and passage. Made from U-PVC (polyvinyl chloride), it is self-extinguishing and does not transmit flame, making it suitable for both surface and recessed electrical installations with light mechanical requirements. The included steel-wire cable guide (ατσαλίνα) simplifies cable pulling during installation.

Sold at a price per metre in a 50-metre package. The conduit is grey, with an outer diameter of 16mm and an inner diameter of 11mm. It meets EN 61386-1/2008 and EN 61386-22+A11:2010 standards and carries classification code 3331.

Key Features

• Corrugated (spiral) pliable conduit — flexible for routing around obstacles
• Steel-wire cable guide included for cable pulling
• U-PVC material — self-extinguishing, does not transmit flame
• UV protection
• Medium mechanical load rating: 750N
• Classification code 3331

Product Benefits

• 750N mechanical load rating handles the demands of both wall-surface and recessed runs
• Steel-wire cable guide eliminates the need for a separate draw wire, saving installation time
• Self-extinguishing U-PVC material reduces fire propagation risk in walls and floors
• UV protection extends service life in exposed outdoor sections
• Suitable for traffic and lighting wiring, household and industrial outdoor electrical facilities
• Complies with EN 61386-1/2008 and EN 61386-22+A11:2010 for verified performance

Technical Specifications

• Brand: Courbi
• MPN: 31-21031-016
• EAN: 5205493031417
• Type: Φ16
• Outer Diameter (D1): 16mm
• Inner Diameter (D2): 11mm
• Mechanical Load Rating: 750N (medium)
• Material: U-PVC (polyvinyl chloride)
• Colour: Grey
• Packing: 50 metres (price per metre)
• Lower Temperature Limit: -15°C
• Maximum Temperature: +60°C
• Dielectric Resistance: 2kV / 15 min
• Insulation Resistance: 100MΩ
• Impact Resistance: 1kg / h:100mm at -5°C, class 3
• Application Standards: EN 61386-1/2008, EN 61386-22+A11:2010
• Classification Code: 3331

Why You'll Love It

• Steel-wire cable guide is already inside the conduit — no separate draw-wire purchase needed
• Pliable spiral design bends to fit the run without kinking
• 50-metre pack suits large installations; per-metre pricing keeps project costs transparent
• Package includes 1× Courbi Combo Spiral M/T 750N with wire cable guide Φ16