Types of Water Softener Salt: Which One is Right for You?

22 August 2023
 Categories: , Blog

If you have hard water in your home, a water softener can be an essential appliance to improve the quality of your water supply. Water softeners remove minerals that cause buildup. One crucial component of a water softener system is the type of salt used.

Rock Salt

Rock salt, halite, is the most affordable water softener salt available. It comes from salt deposits underground and contains impurities, such as dirt and insoluble substances. While rock salt effectively softens water, it can leave residue in the brine tank and require more frequent cleaning and maintenance. Additionally, the impurities in rock salt may decrease the efficiency and lifespan of your water softener system. If cost is a significant factor for you, rock salt may be a suitable option, but be prepared for the additional maintenance it requires.

Solar Salt

This salt is obtained by evaporating seawater or saltwater from salt ponds or bays. It is available in two forms: crystals and pellets. Solar salt is relatively pure and contains fewer impurities compared to rock salt. The crystals are more significant and slower to dissolve, making them ideal for water-softening systems with large brine tanks. On the other hand, pellets dissolve quickly and are better for smaller brine tanks. Solar salt is widely available and is a popular choice.

Evaporated Salt

Evaporated salt is produced by boiling brine, resulting in pure sodium chloride. This process removes impurities, leaving behind a high-purity salt product. Evaporated salt is available in pellet or block form. Pellets are more commonly used in water softeners. Evaporated salt is typically more expensive than rock salt or solar salt, but its purity can contribute to the longevity and efficiency of your water softener system. Evaporated salt may be the right choice for you if you don't want the impurities of rock salt

Potassium Chloride

Potassium chloride is an excellent substitute for traditional sodium-based water softener salt for those looking for a salt alternative. This mineral occurs naturally and is better for individuals who need to restrict sodium intake for dietary or health reasons. However, it is essential to note that potassium chloride is generally more expensive than other types of water softener salt.

Additionally, potassium chloride may be less effective at removing hardness minerals than sodium-based salts. If you are considering potassium chloride, consult a water treatment professional to ensure it suits your specific needs.

Determining the Right Salt Type for You

When determining the correct type of water softener salt for your needs, consider cost, maintenance requirements, water softener system capacity, and any dietary or health restrictions. It is also beneficial to consult with a water treatment professional or refer to your water softener manufacturer's recommendations to ensure you choose the most appropriate salt type for your specific system.

Several types of water softener salt are available, including rock salt, solar salt, evaporated salt, and potassium chloride. Each type has its advantages and considerations. By choosing the appropriate salt type, your water softener can properly function, and you can enjoy the benefits of improved water quality.