How do I test an ungrounded receptacle for GFCI protection on a 2-wire circuit?
What Is A GFCI? (How GFCI Works, Installation And Benefits)
Options for repairing ungrounded three-prong outlets
Fixing Ungrounded Outlets
Why You Need a Reputable Electrician for a Home Inspection - Greenville SC
How To Replace An Old 2 Prong Outlet Using 3 Prong GFCI - YouTube
406.4(D)(2) Non-Grounding-Type Receptacles.
Is it bad to use a GFCI on an ungrounded circuit? - Quora
US. Do I understand the function and electrical code correctly? For an ungrounded location, the GFCI is still effective and the label notifies user of no available ground? : r/electricians
How to Ground an Electrical Outlet With No Grounding Wire | Hunker
Can I make ungrounded circuits safer? - Fine Homebuilding
Wiring a GFCI or AFCI Receptacle - Fine Homebuilding
Open Ground Receptacle | Central Virginia Home Inspections
Does a GFCI Outlet Still Provide Protection Without A Ground Wire? - YouTube
Ungrounded Outlets - Massachusetts Home Inspections
Ungrounded Outlets and the GFCI Solution | Safer Outlets In Old Homes.
Buying a House with Ungrounded Outlets - Guide - Dream Home Financing
Adding AFCI Protection to Ungrounded Outlets with GFCI Protection - DoItYourself.com Community Forums
grounding - Does a non grounded GFCI meet code? - Home Improvement Stack Exchange
Ungrounded Outlets and the GFCI Solution | Safer Outlets In Old Homes.
Ungrounded Outlets and the GFCI Solution | Safer Outlets In Old Homes.
Ungrounded Outlets and the GFCI Solution | Safer Outlets In Old Homes.
GFCI - Ungrounded - Electrical Outlets & Receptacles - Wiring Devices & Light Controls - The Home Depot
I'm stumped. Ungrounded GFCI is showing hot/neutral reverse when it is mounted in metal box. Shows just open ground when not touching box. Is this normal/ok? (See comments for further detail) :
