Soft water feels like a slippery hug. You know that feeling after you use a fancy conditioner? That’s soft water on your skin.
Hard water leaves white, crusty scale on your pool tiles. It looks like a science experiment gone wrong. Soft water? Crystal clear and gentle.
The magic number is 200-400 ppm of calcium hardness. Above that? Hard as a rock. Below that? You risk eating your pool’s plaster. Aim for the sweet spot.