The Courbi Domo Rigid Medium Type 750N is a rigid U-PVC conduit designed for protecting and routing cables in electrical installations. With a compressive strength of 750N/5cm and an outer diameter of 20mm, it suits medium mechanical load environments indoors and outdoors.

Sold at a per-metre price per 3m piece, packaged in 30m quantities. It integrates with pipe fittings, DOMO Spiral M/T, Courflex®, joint boxes, switches, and drywall accessories to form complete wiring networks.

Key Features

• Rigid U-PVC construction with self-extinguishing, non-flame-transmitting properties
• Outer diameter D1: 20mm; inner diameter D2: 17.5mm; length: 3m
• Grey colour, RAL7035
• UV protection for outdoor use
• Registration Code: 3331

Product Benefits

• 750N/5cm compressive strength handles medium mechanical loads without deformation
• Impact resistance tested at -5°C (2kg mass / 100mm drop height) ensures performance in cold conditions
• Self-extinguishing material limits fire spread in electrical installations
• Compatible with a wide range of fittings enabling full conduit network construction
• Suitable for underfloor, wall-mounted, and concrete-encased installations

Technical Specifications

• Type: 20
• Outer Diameter D1: 20mm
• Inner Diameter D2: 17.5mm
• Length: 3m
• Material: U-PVC (polyvinyl chloride)
• Colour: Grey, RAL7035
• Compressive Strength: 750N/5cm at 22 ± 2°C
• Impact Resistance: 2kg / 100mm drop at -5°C
• Lower Temperature Limit: -15°C
• Maximum Temperature: +60°C
• Dielectric Resistance: 2kV / 15 minutes
• Insulation Strength: 100MΩ
• Registration Code: 3331

Why You'll Love It

• RAL7035 grey finish blends with standard electrical installation aesthetics
• Works with concrete encasement, underfloor, and wall-mounted setups — one conduit type for multiple installation methods
• Self-extinguishing classification provides peace of mind in residential and industrial wiring
• Package includes: 1× Courbi Domo Rigid Medium Type 750N/Φ20/3m