You scrub the shower corner. The dark line fades a little. A week later, it looks dark again. You spray another cleaner. The surface improves temporarily, but the silicone still looks stained, rough, or separated from the tile. Eventually, most homeowners ask the same question: Should I keep cleaning this—or does the shower silicone actually need to be replaced? For Orange County homeowners, this distinction matters because not every dark shower joint is simply a cleaning pro