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$80.00

Main Features: • Measures pH and Temperature. • One-touch automatic digital calibration. •

$18.95

Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Down.

$19.99

A uniquely natural pH adjuster used in balancing water and nutrient solution pH

$18.95

Keep the nutrient solution and the growing medium in the “sweet spot” (pH

$19.99

A uniquely natural pH adjuster used in balancing water and nutrient solution pH