Decorative semi-flexible black Ø20 mm tube for exposed electrical wiring

Decorative semi-flexible black Ø20 mm tube for exposed electrical installations

Hollow semi-flexible decorative conduit designed for visible electrical wiring, made of red PVC with a matt black textile coating. A contemporary alternative to standard trunking, it allows elegant exposed wiring layouts that complement modern and industrial interiors.

Composition, format and sale per metre

Manufactured from flexible PVC with a high-quality textile outer layer, this conduit combines strength and visual refinement. Sold per linear metre: order as many units as required (e.g. 5 metres = 5 units). Supplied as a continuous single piece up to 25 metres long for seamless wall or ceiling runs.

• Type: Semi-flexible hollow conduit for exposed decorative wiring
• Inner material: Red PVC
• Outer coating: Matt black textile finish
• Outer diameter: 20 mm
• Maximum continuous length: 25 m (single piece)
• Sold by: Linear metre (price per m)
• Use: Decorative exposed electrical installations

Technical data and electrical performance

Complies with European safety and performance standards. Strong, flame-retardant and durable, ensuring long-term reliability for interior projects.

• Classification No: 3321
• Crush resistance: > 750 N / 5 cm at 20 °C
• Impact resistance: Test at −15 °C with 2 kg mass
• Operating temperature: −5 °C to +60 °C
• Flame resistance: VO self-extinguishing
• Dielectric strength: < 2000 V at 50 Hz
• Insulation resistance: > 100 MΩ

Cable capacity and CEI 64-8 compliance

According to CEI 64-8 standards, maximum cable diameter depends on conduit length:

• Up to 10 m → cables ≤ 10 mm
• Up to 20 m → cables ≤ 9 mm

These limits ensure easy maintenance and safe cable replacement over time.

Installation and recommendations

Ideal for surface-mounted wall or ceiling installations. Fix using clips, saddles or decorative supports. Trim cable ends before connecting for a clean, professional result.

Main advantages

• Elegant matt black textile finish
• Flexible, durable and fire-safe PVC construction
• Supplied in continuous lengths up to 25 m
• Perfect for exposed decorative or industrial-style wiring
• Conforms to EU safety standards

Recommended applications

Suitable for homes, studios, shops or cafés where visible cabling becomes part of the design. Ideal for lighting and decorative installations.

Made-to-order production and delivery

This conduit is manufactured to order and may require slightly longer delivery times. Fully compliant with European electrical and safety regulations.