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Shake vigorously
Dimensions: 21in W x 15
The Maxi Series
The GroLine Waterproof EC/TDS Tester is made specifically for hydroponics
stability and low battery indicators
RedRock Grow Slabs LIQUID ADDITIVES Shake vigorouslyRedRock Grow Slabs are the stonewool of choice for commercial cultivators. RedRock has been sold to North America's largest farms and cultivators with two things in mind Crop yield and cost. Commercial grade stonewool grow blocks manufactured from high grade US made raw material. Wetting agent ensures nutrients are immediately plant available High fiber density makes better use of water and fertilizers while allowing dry back Priced for commercial
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