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Tips on How Salt Can Help You

Clean brass or copper

Try a paste of table salt and vinegar to clean tarnished brass or copper.

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Diamond Crystal® Sun Gems® Crystals and Sun Gems® Red·Out® Crystals With Iron Fighter® Formula

Our high purity water softener salt contains up to 99.6% pure salt. Evaporated naturally by the sun and wind, these large solar crystals have a clear, clean appearance and a very low insoluble content. They are also formulated to resist mushing and bridging, minimizing the accumulation of brine tank residue. The Red·Out® formula product (up to 99.6% pure salt) also contains an 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.

Size Availability

  • 25 lb.
  • 40 lb.
  • 50 lb.
  • 20 kg.

Have a Water Softener Question?

Visit our Water Softener FAQs page >


Diamond Crystal® Sun Gems® Water Softening Salt Crystals and Sun Gems® Red-Out® Water Softening Salt Crystals with Iron Fighter® Formula is rated 4.7143 out of 5 by 7.
Rated 5 out of 5 by Work well One 40 lb. bag last 3 mo, sure can tell the deference in the iron content...IT's gone!
Date published: 2015-04-15
Rated 5 out of 5 by Easy to use I had soo much trouble with my water system and finally resorted to using softeners and I've got to tell you that Diamond Crystal beats all others hands down.
Date published: 2014-02-19
Rated 4 out of 5 by WHY Hello, no problem here but do not understand why I got this.  I did not make any kind of query.   Been using your salt for years, no problems.
Date published: 2014-02-19
Rated 5 out of 5 by great! very informative! I got this free sample test kit, and found the info to be very helpful. I would recommend this product to everyone.
Date published: 2014-02-20
Rated 4 out of 5 by great it works great this product is very helpful and geniusly incredible
Date published: 2014-02-20
Rated 5 out of 5 by works great I really like the value of this brand... wish they would go on sale
Date published: 2015-03-08
Rated 5 out of 5 by Loved it. Keep up the good work! Water softened. This was necessary.
Date published: 2014-02-20
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