Romex Splice In Wall - Products like this have been around for a long time. I remember seeing romex (nm) splice. The mobile home splicer might be an option, but only if the original wiring is 1993 or later. It won't work with fat old romex or with any that has a reduced ground wire. Tyco makes a splice kit for #14 and #12 romex. I read their brochure. I'm not sure if this can be used in a wall where it will be buried? Say goodbye to messy wire connections and hello to a seamless and professional finish. The short answer is yes, you can legally splice romex wiring in walls as long as you follow the requirements explained in nec articles 300, 334, and 358. The key things the. Fmc would be better. A conduit pull elbow or lb conduit body would be pro tier, to provide physical protection to the romex.
Products like this have been around for a long time. I remember seeing romex (nm) splice. The mobile home splicer might be an option, but only if the original wiring is 1993 or later. It won't work with fat old romex or with any that has a reduced ground wire. Tyco makes a splice kit for #14 and #12 romex. I read their brochure. I'm not sure if this can be used in a wall where it will be buried?