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Questions tagged [conduit]

Electrical conduit is used to protect electrical wires, when a simple jacket alone is not enough. Conduit may be metal or plastic (PVC). Use with the [electrical] tag.

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How do I bend EMT conduit to a broader radius?

I work a lot in EMT conduit. I have a 1/2" conduit bender that bends to a 5" radius, and a 3/4" conduit bender that gives a 6" radius. I also find bent pieces of conduit around the lodge that have a somewhat larger radius than that. Suppose I want…
Harper - Reinstate Monica
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2" low voltage conduit crushed 8' under grade

I have 2" low volt conduit that runs 50' underground from a communication mast on an out building to a basement. The conduit is crushed at the sweep 90 where it enters the basement. I currently have fiber internet running through the conduit - the…
Fresh Codemonger
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Changing 220 15 amp to 220 30 amp. Present circuit is in conduit with two other circuits. Need some advice

Hello and thanks for any advice in advance. My goal is to update a 220v 15 amp circuit in my garage to a 220v 30 amp circuit. The 220 circuit I am trying to update runs through schd 40 pvc conduit with 2 other separate circuits. The situation is as…
dave_karl
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Where can I find straps or hangers to secure/support FMC?

I am looking for products to secure FMC (flexible metal conduit). I am having trouble finding any straps or hangers larger than trade size 3/8" that are labeled for anything other than EMT (electric metallic tubing) and RMC (rigid metal…
statueuphemism
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Does electrical wires on exterior need to be in conduit?

Do I need to run electrical wires exiting the breaker box on the exterior wall of the house & traveling across the wall in conduit or can the wires be stapled to the wood siding with steel staples?
D Miller
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PVC conduit termination with a junction box

I’m running two 3/4” conduits coming in from the front yard into the house. I suppose I could use two lb conduit bodies for each conduit run but could I use an empty junction box (say 4x4x2) instead? Would be a bit tidier than 2 conduit bodies next…
steveSt
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How do I bend conduit in this Tight Space?

I only have 11 inches to do a 90 degree turn and an offset into the solar inverter. I tried doing both with the 90 before the offset into the box, but the emt jutted out past the window sill. The other alternatives are to do a offset before the 90,…
st4rgut
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Is schedule 80 electrical conduit appropriate for 4/0 4/0 2/0 wire?

I am using 2-1/2" schedule 80 electrical conduit because it is being run along/under my property's dirt access road. From the research I have done and reading fill charts it looks like I can use either schedule 40 or 80 in 2-1/2". I just want to…
Dean
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What can I use as a 15ft long tube for outdoor shade fabric support?

I am looking to create a structure that will support shade fabric to filter out some of the harsh sun, UV and heat in the desert. The area is approximately 15x26. Although this will be for gardening purposes the advice I seek is related to the…
Adrien
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When derating for wires in conduit, do you round up or down?

Someone else is wiring up an on-demand heater. They need three 50A breakered circuits and they want to run the kaboodle in one conduit. They want to use #8 THHN wire because it's allowed to 50A @ 75C (all terminations are 75C). However, we run…
Harper - Reinstate Monica
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What metal conduit takes a 1-5/8" dia. knockout?

I have a junction box with a knockout that is 1-5/8" diameter. (it was homebrewed, possibly in 1929). Would this be suggestive of a particular type of conduit? It will definitely be metal conduit. Related, I need to make a sharp turn out of…
Harper - Reinstate Monica
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Speaker wires to outside covered deck

If the picture loads you should be able to see what I’m talking about. I’m looking to move the 2 speakers that are mounted to the back of my garage over to the covered part of my deck. I would like to run them directly over from where the speakers…
T. Moore
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Hanging EMT conduit exterior to home

How high does exposed EMT have to be from ground running down side of home?
Scott Meek
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Garage conduit a few questions

Trying to live in a new house. The garage only has one outlet. I would like to put several more around the walls to facilitate my woodworking hobby. more light. There are two fixtures with a single bulb each. Is it acceptable to use those to wire…
SP-Support
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conduit to connect panels outside

I am connecting a 200 amp meter/distribution panel to a 100 amp RV panel (both mounted on the same post outside). Can I connect the two with metal, pvc, or the flexible non metal or metal conduit to run my wires? They will only be about 6 inches…
Dean
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