However in this particular article I'm going to concentrate on installing your fan regarding the wall. Utilizing a 220 volt fan the wall should be between 275mm and 350mm thick. Need to have to cut a groove in the plaster for the power power cord. Put the power cable in position, leaving at least 250mm extra cable to spare. After passing the cable through the hole, your next step in order to use extend the flexible tube to the space required (this should certainly maximum of 350mm long). Now may get insert that tube in the hole advertise good a problem tube lying flush on either side of the wall. Don't plaster the actual Mineral Insulated Cable only at that stage. Fix the outer grill into position. Insert the back-draft shutter (if supplied using your extractor fan ), until it touches the outer grill. Wire up your fan based mostly on the manufacturer's instructions.
The speaker cable should then be installed. That is a twin run of unshielded wire, that most likely quite Power Cable plentiful.
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