Re: [Phys-l] Glaze Ice

[Bernard Cleyet <bernardcleyet@redshift.com>]

That's std. for in concrete slab floors and from the supply, underground here in CA.

bc supervised the laying of a slab over his heating ducts and colleague's wiring the only time he was a house construction worker.

p.s. PEX has now replaced PVC for water;  easier to use.  However,!    There's a toxicity (or was) issue:

http://calpipes.org/ProtectingCalifornians_PEX.asp

Our contractor replaced most of our plumbing w/ PEX, fortunately, we drink and cook from our reverse osmosis system.


On 2010, Feb 03, , at 11:54, chuck britton wrote:

> PVC conduit seems to be a good substitute.
> You see big rolls of it along the highway when optical fiber or such 
> is being installed.
> The electrician running power to my shop glued up 20 ft. sections 
> thru which we pulled the three wires.
> L1, L2 and ground each insulated with 'standard' 600 volt plastic.
>
> At 9:57 AM -0800 2/3/10, Bernard Cleyet wrote:
> > That describes what I remember when some workers were splicing in 
> > for a house.  Now I suppose they have a substitute for the lead.
> >
> > bc
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