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[Cob] electrical boxesChristopher Reinhart sandymud at gmail.comWed Apr 7 08:29:13 CDT 2010
Regarding Tys' post: > How have you handled the switch/outlet box connection to the wall? Just cob > or plaster it into a hole big enough for it, then screw on the outlet and > plate? Add dead men so you could screw it in? > I have approached the electrical boxes in several ways... First, by placing them in the cob wall as it goes up. From my experience, I would say be thankful that you did not do it this way. As the wall dries, the boxes inevitably move and end up crooked or otherwise not exactly where you want them. The other way way, placing them into carved openings after the wall has stiffened or dried is much more effective and is the only way that I do it now. As far as getting them to stay in place, I have found that simply cobbing around the box has been sufficient. I have always used the plastic electrical boxes that have nails pre-attached, and I have both left these nails on the box and taken them off. My first thought was that cobbing around those nails would give much more solidity to the mounting, but I have found that there is no difference in strength between leaving the nails on or taking them off. Chris Reinhart Bloomington, IN
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