Description
21mm Slotted Channel – 5 Metre (Hot Dip Galvanised)
The 21mm slotted channel (Strut Pro) is a heavy-duty, corrosion-resistant framing solution used in electrical, mechanical, and construction applications. Manufactured from 2.5mm thick mild steel and finished with a hot dip galvanised (HDG) coating, it offers excellent durability and protection against harsh weather conditions, making it ideal for external installations.
Key Features:
- Dimensions: 41mm x 21mm profile, 5 metre length.
- Thickness: 2.5mm heavy-duty mild steel construction for strength and reliability.
- Finish: Hot dip galvanised (HDG) for superior corrosion resistance in outdoor environments.
- Slot Size: 11mm x 28mm or 14mm x 28mm (depending on current stock availability).
- Compatibility: Works with all standard strut, bracketry, and Unistrut-type systems.
- Application: Ideal for supporting cable trays, mechanical frameworks, and rooftop structures.
- Quantity: Sold individually.
This hot dip galvanised slotted channel delivers high load-bearing performance and dependable corrosion protection. Because of its 41x21mm standard profile and compatibility with all major Unistrut fittings, it’s the perfect choice for professional installers requiring strength and longevity in both internal and external support systems.
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.

















