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Domestic wiring fittings, screw heads

Alex Barrett
Is there a reason why all conventional domestic electrical wiring fittings use exclusively slotted screw heads, rather than the much more practical Phillips or Pozidrive heads? Don't tell me that electricians can only carry one screwdriver?
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  • 0
    Michael Williams-Davies:

    I wonder if any research has been done on system noise generated from galvanic effects?

    Mike.


    Noise generated by the face plate fixing screws?


    Andy B.


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  • 0
    Michael Williams-Davies:

    I wonder if any research has been done on system noise generated from galvanic effects?

    Mike.


    Noise generated by the face plate fixing screws?


    Andy B.


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