Electrical back boxes – Metpro / metal flush boxes + plastic pattress Mixed UK electrical mounting boxes for switches/sockets: Metpro sealed pack: 9 × 35mm 1-gang metal back boxes (20/25mm knockouts) Additional metal flush back boxes (1-gang/2-gang spares – see photos) 1-gang white plastic surface pattress box (BS 5733) Ideal for electricians/DIY. Some items are still in original packaging; loose boxes may show light marks from storage. Sold as job lot.
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