Morton Clean and Protect Plus Rust Defense is specifically designed for use with high iron water. It removes 15 times more iron than plain salt ! The results? Better tasting water, fewer rust stains in your bathroom and kitchen, and reduced rust stains on laundry and appliances. Morton Clean and Protect Plus Rust Defense is easy to carry, open and pour thanks to our special bag features, including a sturdy plastic handle for more comfortable carrying and lifting. Soft water and water with less iron buildup improves so many elements in your home. Size: 40 lbs. Helps improve the taste of water Helps prevent rust stains in your bathroom and kitchen Helps keep laundry and appliances free of rust stains Helps prevent scale build-up in water heaters and pipes Easy to carry, open and pour bag. Applications Check the salt levels, keeping the tank at least 1/2 full Fill your softener with two bags of salt every two months. Per regeneration cycle, based on internal laboratory testing. Additional Info When you have soft water, less soap is required to clean your clothes, you'll have fewer water and rust stains, your dishes will look cleaner and your hair and skin will even feel softer. What's more, your pipes and appliances will have less buildup over time, helping you avoid maintenance and repair. Soft water will help save you time, money, and have you feeling your best.