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we recommend a reverse osmosis pre-treatment stage to bring TDS down before the DI polish
Outside diameter 14
Total Width: 1
PAR: 952 umol/s
Perfect for racing
NPK Industries RAW Silica 2oz Planting & Watering HPS we recommend a reverse osmosisDescription NPK RAW Silica 2oz NPK RAW Silica 2oz: RAW Silica contains 45% Silicon Dioxide which is the highest concentration of silicon dioxide available to the home gardener. RAW Silica is flowable and suspend able in water and naturally available to the plant. Since RAW Silica is a natural form of silicon dioxide, it is PH neutral and does not cloud when added to water. RAW Silica can be used during all stages of growth and bloom for optimal stem
