The answer to 'best water softener' is that the best water softener for your home depends on your specific water needs and preferences. Water softeners use ion exchange to remove minerals like calcium and magnesium from hard water, improving the quality of your water for cleaning, bathing, and appliances. The key factors to consider when choosing a water softener include the size of your home, your water usage, and the hardness level of your water.
For most average-sized homes, a standard electric or digital water softener with a capacity of 30,000-80,000 grains is a good choice. These models automatically regenerate to keep your water soft. You'll also want to look for a softener certified by the Water Quality Association to ensure it meets industry standards. Installation is best left to a professional plumber, who can size the unit correctly and ensure proper integration with your plumbing system.