Heavy‑Duty Malleable Steel Construction — Formed from high‑tensile malleable iron for long‑lasting durability and a robust silver mottled finish. Fully Galvanised for Corrosion Resistance — The galvanised coating provides superior protection against rust, ideal for demanding domestic, commercial, and industrial environments. Steel conduit tube, fittings and accessories are used to route and protect electrical wiring inside or outside a building or structure in domestic, commercial and industrial applications. Complete with Lid & Screws — Each unit includes a secure lid and two screws for fast, reliable installation on 20mm steel conduit systems. Trusted Quality Control — Every item undergoes rigorous inspection at the point of manufacture and again in the UK warehouse to ensure consistent, high‑grade performance., Manufacturer: electrical4all