. Standard and water-tight boxes for all electrical installation purposes. Fig. Box with S. Cover. 3 V indiameter. IX i11 depth. Section of 309 Box with F. Cover. This \ suitable for expi >sed m It is tapped to r< end ^^*fl of the conduit. ■which are shown on opposil Le many pur-. 309 Box u ithoul < over. DIAGRAM OF OUTLETS.

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