Re: Wire prices

[Frank Olson <Use_the_email_links@xxxxxxxxxxxxxxxxxxxxxx>]

Don wrote:
> "Frank Olson" <Use_the_email_links@xxxxxxxxxxxxxxxxxxxxxx> wrote in message
> news:DoThh.502248$5R2.199894@xxxxxxxxxxxx
>
>>Roland Moore wrote:
>>
>>>18/7? I have heard of 18/6 for readers and use it often. 18/7? Are you
>>>counting the drain?
>>
>>Yeah.  We have "weird wire" here.  Fire cable comes in "odd" conductors.
>>18/3, 18,5, 18/7, etc.  That's because CAN/ULC-S524 (Installation Standard
>>for Fire Alarm Systems) requires every device backbox be bonded to ground.
>>Ask "FireTek".  He's the expert.
>
>
> even the plastic ones? :)
>
>


CSA plastic boxes have a ground lug.  And yes, you have to bond all back
boxes to ground.