Do it Best 40 Lb. Water Softener Salt Cubes with Rust Remover

Water softener salt with rust fighting additives prevents iron deposit build-up, and prevents iron and rust discoloration on sinks, dishes, toilets, cookware, and laundry. Eliminates brine tank clean-out. Highly soluble, 99.8% pure salt. Product sized to eliminate bridging, mushing, and channeling.

• Helps eliminate iron build-up on your water softener
• Helps prevent rust stains on appliances and fixtures
• Reduces scale build-up on fixtures and appliances, improving water flow
• For softener use only
• Keep out of reach of children and pets