Reduces Algae - Improves Water Quality -Environmental Safe
Algae Block is laden with high potency , food grade bacilli bacteria, like those in probiotic supplements, which reduce and prevent further algae growth by cleaning water systems of nitrates & phosphates… the nutrients that algae feed on. Algae Block is made of food-grade ingredients and is certified G.R.A.S.
Place 1 block into fountain, pond, or water tank susceptible to algae. This product works around the clock and lasts several months (45 – 90 days). One Block can treat up to 500 gallons.