Do rooftop penetrations on commercial buildings need to be in rigid conduit?
Hi Joey - Great Electrical Repair Question! Rooftop penetrations can be made using EMT under normal requirements, however special applications could require rigid conduit but this would be rare
Do-it-yourself electrical circuits projects can be rewarding, but please be careful! Always make sure the circuit is off. NEVER work on live electrical circuits.
For best results contact a Licensed Electrical Contractor.
Electrical Wiring Video #2
Electrical Wiring Tips for Home Electrical Wiring Projects
Tripping Circuit Breaker, Outlet at a Wall Switch, Light Fixture without a Ground Wire, Help with Home Electrical Wiring Projects.
See more House Wiring Videos from Ask The Electrician:
Perfect for Homeowners, Students, Handyman, Handywomen, and Electricians Includes: Wiring GFCI Outlets Wiring Home Electric Circuits 120 Volt and 240 Volt Outlet Circuits Wiring Light Switches Wiring 3-Wire and 4-Wire Electric Range Wiring 3-Wire and 4-Wire Dryer Cord and Dryer Outlet How to Troubleshoot and Repair Electrical Wiring Wiring Methods for Upgrading Electrical Wiring NEC Codes for Home Electrical Wiring ....and much more.
Intermediate to Advanced - Electrical Repairs and Circuit Wiring is Best Performed by a Licensed Electrical Contractor.
Basic Electricians Pouch of Hand Tools, a Voltage Tester and a Multi Meter.
Depends on personal level experience, ability to work with tools, work with electrical wiring, and the available access to the project area. Precaution:
Identify the project circuit, turn it OFF and Tag it with a Note before working with the wiring.
Modifying existing electrical circuits or installing additional electrical wiring should be done according to local and national electrical codes with a permit and be inspected.
This is a testing tool that is a Non-contact tester that I use to easily Detect Voltage in Cables, Cords, Circuit Breakers, Lighting Fixtures, Switches, Outlets and Wires. Simply insert the end of the tester into an outlet, lamp socket, or hold the end of the tester against the wire you wish to test. Very handy and easy to use.
This is great to troubleshoot a problem with outlet circuit wiring, is also used by most inspectors to test for power and check the polarity of circuit wiring.
It detects probable improper wiring conditions in standard 110-125 VAC outlets
Provides 6 probable wiring conditions that are quick and easy to read for ultimate efficiency
Lights indicate if wiring is correct and indicator light chart is included
Tests standard 3-wire outlets UL Listed Light indicates if wiring is incorrect, Very handy and easy to use.
A wire stripping tool used to safely strip electrical wires.
This handy tool has multiple uses:
The wire gauges are shown on the side of the tool so you know which slot to use for stripping insulation.
The end of the tool can be used to grip and bend wire which is handy for attaching wire onto the screw terminals of switches and outlets.
» How To Wire It RIGHT!« Wire it with Confidence! Fully Illustrated Instant Download Now You Can Wire it like a Pro!
I think your site offers the the clearest and best electrical information for homeowners I have ever seen on the net.You have given me confidence to do my own projects which I never had before. THANK YOU! Paul, from Foxboro, Massachusetts
I wish I found this site earlier, it is by far the best electrical related resource I have found on the web. George, from Scranton, Pennsylvania
I love this site for an office worker that does not know anything about electric wiring. Bill, from New York City, New York
This site is so much better than the 3 books I just bought, I wish I came here first. Collin, from Grand Rapids, Michigan
Thank you for answering my question.
I was able to get this done. This site is perfect. I am glad I found it. Please keep it going. Mike, from Chicago, Illinois