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800.334.5551

Anti-Algal Squares, Pack of 2

QUANTITY DISCOUNT PRICE
1 - 9 $3.10
10+ $2.94
Product Highlights
  • Prevents algal growth in hydroponic watering systems
(in stock)

Description

Absorbent felt squares that have been saturated with copper sulfate and dried. Adding one square to the water in the Classroom Plant Watering System (item #158974) will prevent algal growth. Pack of 2.

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