How big of a hole should be drilled in the distribution box

Only a single drainage opening, not larger than 6 mm (1/4 in. ), is to be drilled in a box or conduit body unless instructed by the manufacturer. The bolt length is generally the sum of the embedded depth (75-150 mm), th...

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Drilling for Cable

This method also helps you drill holes that are roughly the same height—making cable-pulling much easier. Moreover, when you drill about 1 ft. above a box, you have enough room to bend the cable

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TECHNICAL SERVICES DEPARTMENT

Only a single drainage opening, not larger than 6 mm (1/4 in.) nor smaller than 3 mm (1/8 in.), is to be drilled in a box or conduit body unless instructed by the manufacturer.

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