Description
21mm Slotted Channel – 5 Metre (Pre-Galvanised)
The 21mm slotted channel (Strut Pro) is a strong, reliable framing solution used for mechanical, electrical, and building support systems. Manufactured from 2.5mm thick mild steel and finished with a pre-galvanised (PG) coating, it provides solid corrosion protection, making it ideal for indoor and sheltered installations where a smooth, consistent finish is required.
Key Features:
- Dimensions: 41mm x 21mm profile, 5 metre length.
- Thickness: 2.5mm heavy-duty mild steel for strength and stability.
- Finish: Pre-galvanised (PG) for excellent corrosion resistance in internal applications.
- Slot Size: 11mm x 28mm or 14mm x 28mm (depending on stock availability).
- Compatibility: Fully compatible with all strut, bracketry, and Unistrut-type systems.
- Application: Suitable for framing, supporting cable trays, ductwork, and general mechanical structures.
- Quantity: Sold individually.
This pre-galvanised slotted channel provides strength and versatility for a wide range of building and industrial uses. In addition, its 41x21mm standard profile ensures full compatibility with Unistrut-style accessories. Because of its smooth PG coating, it is ideal for indoor or covered environments where a high-quality finish and long-term durability are essential.
Ordering & Delivery
✔ Trusted UK Delivery – 95% of orders dispatched within 24 hours
Most orders arrive within 1–2 working days as standard.
Note: Heavy or bulk orders, as well as special cut lengths or non-standard products, may take slightly longer to dispatch.
For bulk quantities or trade pricing, please call our team on 0121 270 8507.




















