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Getting ready to mount my sub-panel in the detached garage. It's a square D QO box, 100 amp. Does it matter is the main breaker is at the top of the box or can I turn the box upside down and have the main breaker at the bottom? If I turn the box upside down, it there any height restrictions...

I have a square D QO main breaker box. I'm in the process of installing a 100A sub-panel in my detached garage but I don't know what to ask for as far as the name of the breaker that goes into the main panel. It will be a 90A breaker to supply 90 amps to the sub-panel. Is it a dual pole, a...

Hello, I will be installing a 90A sub-panel in my detached pole building garage. When I run the ground wire to the 2 rods, how long of a run can it be? I'd like to put the ground rods about 50 feet away from the panel and run the ground wire inside of the interior wall then exit it to the...

I need to drill a 2 inch hole about 9 inches deep thru a wood beam(6 2x12s) that have nails embeded. Can't see where the nails are in the inner 2x12s. Please suggest what to use or method. Thanks

See pics. (square D panel, main house panel, not a sub-panel) I believe where the pencil is pointing is a neutral/ground bar. It appears to be directly attached to the panel but it doesn't appear to be attached to the neutral/ground near the main breaker. Is this bar grounded to the main...

My pole building has 5-1/4 inch poles. I already have 4-1/2 inch rigid foam sheets I want to put in the walls of my pole building. I would put the foam against the exterior girts, then the 4-1/2 inch foam then put interior girts up and cover it up with OSB. This would leave an air gap of about...

Hello everyone. I've seen lots of posts about installing insulation in a pole building. I came across some 4 x 8 sheets of rigid insulation and am curious as to how others have installed them. My poles are 5-1/4 inches with the girts attached to the outside. The insulation panels that I have...

Hello all. I am installing a 100 amp sub panel inside my garage fed off a 90 amp breaker in my main house panel 2-2-2-4al. Is there a diagram available that shows how the sub panel get grounded? I believe I need 2 grounding rods located 6 ft apart from each other. Can these rods...

I want to install a new 100A panel in my detached garage. I already have 1 1/2" conduit buried. The garage is located at the opposite end of the house from where my house panel is located. I want to run the feeder from my house panel along the ceiling to a splice box on the inside of the house...