Artículos

We’ve been making shower filters for over eight years, so we’ve seen the good, the bad, and the purely decorative. Below is a straightforward look at what’s really going on inside a shower filter, what they can and cannot do, and how Aqua Earth approaches it.

Short answer: every 2–6 months for most homes. The exact timing depends on your water, your shower habits, and the cartridge type. Use the quick calculator below to dial in YOUR schedule—then watch for the tell-tale signs it’s time to swap.

Showers should leave you feeling clean and comfortable—not dry, itchy, or fighting soap scum. If your water smells a little “pool-ish,” leaves spots on glass, or makes hair feel dull, a shower filter is the simplest fix. Here’s the plain-English guide to why it matters, how it helps, and how to pick the right one.