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TDS and temperature in one body: A single polypropylene probe instead of three separate instruments and three dips
Balanced NPK and essential microelements (when used with Pro Core)
Set a pitch of an inch or so toward the drain end and the grid handles the rest
9' of ¼" pipe
Accommodates all popular brand trays and reservoirs
GH TriShield Insecticide / Miticide / Fungicide Quart Insecticides + Pesticides TDS and temperature in oneGeneral Hydroponics TriShield Insecticide Kills Adults and Eggs TriShield is the quart most growers keep on the bench for the week a scout finds spider mites. It runs on soybean oil at 30%, sodium lauryl sulfate at 7. 5% and citric acid at 0. 15%. The oil smothers, the surfactant strips the waxy layer two spotted and russet mites rely on, and the acid covers powdery mildew. Because it's ovicidal, eggs go down with the adults and the second wave never