Junction box back out refers to the process of accommodating additional wiring behind a junction box or repositioning the box so that it is level with the wall surface. This is often done by pulling the box slightly away from the wall, using extenders or adding spacers to adjust its depth. "Backing out" a junction box may be necessary in remodels, upgrades or installations where thick... https://peacockzx.com/product/junction-box-back-out/