Nov 2 , 2023 · a step-by-step tutorial for upgrading almost any 2 - prong outlet near a sink, vanity or tub to a gfci outlet to help improve household safety. · in other words, the nec allows you to upgrade old two prong receptacles to three prong receptacles without adding a ground wire. Learn effective methods to install grounded three-prong receptacles and enhance electrical security. · upgrade your homes safety by replacing outdated two- prong outlets. Choose from a wide range of electrical appliances, available at amazon. Get deals and low prices on gfci plug replacement at amazon My understanding is that ideally we should identify head of circuit and only replace the head receptacle with gfci one, while replacing downstream 2 - prong receptacles with regular gfci ones. Of course, you must add gfci protection to those circuits and label them appropriately. · replacing these old outlets with a ground fault circuit interrupter ( gfci ) receptacle is a widely accepted solution. This upgrade enhances personal safety by introducing shock protection, without requiring the invasive process of installing entirely new wiring. · im replacing a few 2 - prong receptacles with gfci ones in an old house. · one of the most cost-effective and code-compliant ways to upgrade a two- prong receptacle is by installing a ground fault circuit interrupter ( gfci ) receptacle. There are four ways you can upgrade them to make a safer home. Two prong outlets pose a safety hazard to you, your appliances, and your electric devices. This device protects against ground faults without requiring a separate ground wire.