redout duracube
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redout hardi cube
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redout pellets
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Diamond Crystal Red-Out Block
with Iron Fighter Formula
  • Pure salt, a typical of 99.6% sodium chloride.
  • FDA approved rust removing additive considered non-toxic to bacteria in septic tanks.
  • Helps prevent rust stains on laundry, fixtures, sinks, tubs and bathroom bowls.
  • Virtually 100% water soluble; reduces bridging and mushing.


Avalible In:
  • 25 lb blocks with sleeve
  • 50 lb blocks with sleeve

Diamond Crystal Red-Out Block