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NEC Article 362 I've copied the NEC portions that cover corrugated HDPE (High Density Polyethylene) conduit for your reading pleasure. The NEC differentiates between corrugated and non corrugated HDPE conduits by referring to corrugated HDPE as ENT and non corrugated as just HDPE. Non corrugated HDPE is not allowed at all in any buildings, whereas ...


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It is okay to drill from below as long as you know, for a fact that you are not going to hit ANYTHING, otherwise go into the attic. The conduit can run on the floor of the attic but I would use a two hole strap and get it above the insulation . I would use a plastic pull box with a plastic cover, the backless may not give you the support that you need when ...


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When it comes to data (Cat6) cable it in not so much about the number of wires you can fit in to the conduit, because the more you get in the conduit the more the speed of the information could degrade. I have always put no more then 4 Cat6e in a 3/4in Conduit. So pick the best cable for your job and then the correct size of conduit or run more then one ...


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This depends on whether you are using pre-assembled cables or not. The following images were made using The Engineering Toolbox's Smaller Circle in Larger Circle Tool to find the optimal packing. If using bare cable (No Connectors) Using a 6.5mm (0.256) Diameter cable, you can fit only 5 cables per conduit. However, this assumes the cables are perfectly ...


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If you're following National Electrical Code, you'll need to know the actual size of the cable. In the Notes to tables section of chapter 9, there are two important notes. (5) For conductors not included in Chapter 9, such as multiconductor cables,the actual dimensions shall be used. (9) A multiconductor cable, optical fiber cable, or flexible cord ...


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My power company requires it be in non-metallic conduit. http://www.cityofames.org/modules/showdocument.aspx?documentid=3535



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