Under Sink Reverse Osmosis Filter Replacementの注目されている理由を専門的かつ分かりやすくまとめました。全体像を一目で把握できます。

Set a reminder on your phone. I call mine “Filter Day: Send the Town’s Water a Scathing Letter.” Do it every 6–12 months.

If you wait too long, the water starts tasting like your basement smells. Not a good look for your morning coffee.

And hey, congratulations. You just saved yourself a service call fee. That’s like, two fancy lattes. Or one very good avocado toast. You earned it.