The orange stains came back three weeks after you swapped the cartridge. The shower still smells faintly of rotten eggs. The filter you grabbed at the hardware store in Kitty Hawk seemed like a smart, budget-friendly fix. Now you're on your third replacement this season.
That story is common on the Outer Banks. DIY water filters have a place, and for some homes they're all you need. But coastal well water and county water each bring problems that store-bought filters weren't built to handle. Choosing the wrong one can cost more over time than doing it right the first time.
In this guide, we'll cover:
What pitcher filters, faucet attachments, under-sink kits, and big-box whole-house filters can and can't do
Why iron, sulfur, hardness, sediment, and bacteria often overwhelm DIY options
The risks of undersized or poorly installed equipment in coastal homes
What a professionally installed, properly sized system gives you
Why vacation rentals need professional-grade equipment
How to decide what's right for your home