On Dec 31, 2015, at 3:17 PM, Geoffrey Oltmans
<oltmansg at gmail.com> wrote:
On Thu, Dec 31, 2015 at 1:59 PM, Paul Koning <paulkoning at comcast.net> wrote:
I haven't see aluminum-rated devices in hardware stores in many years. Be
careful: typically they will be labeled either as "copper only" or as
"CU/AL". But that doesn't mean "copper or aluminum" -- it means
allowed to user copper-clad aluminum. That's a hack type of wire that was
adopted for a while after the plain aluminum was discovered to be a Very
Bad Idea. It's not quite as bad but there is really no justification for
its existence, and indeed it is no longer the current practice.
Copper-clad aluminum can be used with copper without much trouble, but the
wire is thicker and it breaks more easily.
Hmm... if this is to be believed then you can use these for aluminum
"CO/ALR switches and outlets are required anywhere aluminum wiring has been
It sure sounds like it. I'm impressed, especially at that price.