話題沸騰中の Reverse Osmosis Water Filter System Costについて、詳しいまとめを整理して公開しています。

Here’s the surprise punchline: no matter how much you spend, you’ll still have to deal with filter changes, membrane cleanings, and occasional leaks that turn your under-sink cabinet into a swamp. I once spent a Saturday crying over a tiny o-ring. The average RO system lasts 10-15 years, but the mental toll? Priceless. So, ask yourself: do you want perfect water, or do you want to keep your sanity? For most of us, a $40 Brita pitcher is perfectly fine. For the rest… welcome to the cult.