Bill and all - Good old home depot. Are these bushings you speak of similar to the one pictured here?
http://www.amazon.com/gp/offer-listing/B000UEDU6M/ref=asc_df_B000UEDU6M915738?ie=UTF8&condition=new&tag=dealtmp386263-20&creative=380345&creativeASIN=B000UEDU6M&linkCode=asm If so, I'm wondering if these are rated for outdoor use. I found one link that seems to mention that they are indeed rated for indoor and outdoor use but that would surprise me since the lay in lug is made of aluminum and I don't think the screws are stainless. I thought only tin coated copper lugs with stainless hardware are good for outdoors. My other question is if we run, for example, a #10 bare copper ground through this lug and then into the EMT is it ok to have the bare copper touch the metal conduit? As I mentioned on a previous post it doesn't seem like a good idea from a galvanic perspective but through experience I haven't found any problems with it. Does any one have any reference to code material specifically allowing or not allowing this? -August August Goers Luminalt Energy Corporation O: 415.564.7652 M: 415.559.1525 F: 650.244.9167 From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Bill Brooks Sent: Friday, October 09, 2009 2:55 PM To: 'RE-wrenches' Subject: Re: [RE-wrenches] Rooftop wiring methods between multiple subarrays August, Home Depot now sells bonding bushings for EMT down to ½", which should solve the availability issue. I was very surprised to see them last trip to the HD money pit. Bill.
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