You could, but you might be half-happy. If you live in a place with both hard water and weird chemicals—like most of the US—you’re playing water roulette. A softener alone leaves contaminants. A filter alone leaves scale.
It’s like buying a fancy umbrella but no raincoat. You’ll still get wet, just in different ways.
The Best Water Softener And Filtration System at Abbey Battye blog
The Dream Team: Softener + Filter
This is where the magic happens. A whole-house water softener handles the brute force: protecting your pipes, water heater, and laundry. Then, a point-of-use filter (under the sink or a faucet model) polishes that softened water for drinking and cooking.
Boom. You get silky showers and delicious tap water. Your shower head lives forever. Your tea tastes like a hug. It’s the water equivalent of having your cake and eating it too—with zero spots on the fork.
Yes, it costs more upfront. But compare that to replacing a water heater every five years or buying cases of bottled water. The math works out.