The Block™, 5 lb.

54290

$67.99
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Save 10% when you buy 2 of this item. Use code: BULK10 at check-out.

  • Increases water clarity
  • Significantly reduces noxious odors caused by hydrogen sulfide, dead plant material, and fish waste
  • Reduces ammonia and nitrogen levels
  • Dissolves away organic sludge
  • Improves dissolved oxygen levels
  • Effective over a wide range of pH conditions and water temperatures
  • 5 lb. block treats up to 5 acre-feet of water (1.6 million gallons)
  • Treat every 60 days for best results
  • Results may vary based on weather conditions and the use of other products

Safety Data Sheet