Diamond Crystal® Hardi-Cube® Salt and Hardi-Cube® Red·Out® Salt With Iron Fighter® Formula
Made with up to 99.8% pure salt, this premium-purity softener salt has a uniquely compacted shape for extra hardness. Virtually 100% water soluble, it is specially formulated to resist mushing and bridging in the brine tank—helping to keep your softener clean and trouble-free.
The Red·Out® formula product also contains and FDA-approved, highly effective rust remover which helps to prevent rust stains on laundry and household fixtures. Recommended for use in all water softeners; available in limited areas.
- 50 lb.