Description
20mm PVC-LSF Heavy-Gauge Rigid Conduit – Pack of 30
The Univolt BSSH 20 BK 20mm Black Heavy-Gauge Rigid Conduit is supplied here as a pack of 30 straight 3 m lengths, delivered directly from Univolt. Manufactured from UV-stabilised PVC-LSF, the BSSH series provides a durable containment solution with medium compression and medium impact resistance (Class 3) in accordance with EN 61386-21.
Each length includes a high-conducting inner surface for easier cable pulling and is suitable for a wide range of installation environments — including plaster, concrete, screed, wood, hollow-wall, outdoor and underground applications. This makes it ideal for both commercial and residential electrical containment where toughness, compliance, and longevity are essential.
Key Features – Univolt BSSH 20 BK Pack of 30 20mm Black Rigid Conduit
- 20 mm heavy-gauge rigid conduit
- Pack of 30 × 3 m straight lengths (90 m total)
- UV-stabilised PVC-LSF construction
- Medium compression rating – Class 3 (EN 61386-21)
- Medium impact resistance for mechanical protection
- Fire-retardant formulation
- Smooth, high-conducting inner coating for easier cable pulling
- Suitable for plaster, concrete, screed, wood and hollow walls
- Approved for outdoor and underground installation
- Plain ends for easy joining to Univolt fittings
Technical Specifications – Univolt BSSH 20 BK Pack of 30 20mm Black Rigid Conduit
| Manufacturer | Dietzel-Univolt |
| Range | Univolt BSSH Rigid Conduit |
| Part Number | BSSH 20 BK |
| Diameter | 20 mm |
| Length | 3 m per length |
| Pack Quantity | 30 lengths (90 m total) |
| Material | PVC-LSF, UV-stabilised |
| Colour | Black |
| Bending Strength | Rigid |
| Compression Class | Medium (Class 3) |
| Impact Strength | Medium (Class 3) |
| Operating Temperature | -5 °C to +60 °C |
| Fire Retardant | Yes |
| Halogen Free | No |
| Outdoor Installation | Yes |
| Underground Installation | Yes |
| Suitable Substrates | Concrete, plaster, screed, wood, hollow wall |
Applications – Univolt BSSH 20 BK Pack of 30 20mm Black Rigid Conduit
- General conduit runs in commercial and residential environments
- Concrete and screed-embedded containment systems
- Surface or flush-mounted plaster and hollow-wall installations
- Outdoor cable protection and underground routing
What’s Included
- 30 × 3 m lengths of Univolt BSSH 20 BK 20mm Black Rigid Conduit
Delivery Information
All Univolt products shipped directly from Univolt are subject to a fixed carriage charge of £17.50 + VAT per order.
Electrical4Less Ltd is an authorised UK distributor of Dietzel-Univolt products. If you require additional Univolt conduit sizes, fittings or accessories, we can supply the full range quickly on request. Please visit the official Univolt UK website for further information.
Need a Single 3 m Length?
If you only require one length for collection only (courier restrictions apply to 3 m conduit), you can purchase the individual item here:
Univolt BSSH 20 BK 20mm Black Rigid Conduit – Single 3 m Length
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