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65 psi / 4
High/low history
Replacement capacitor for all Hydrofarm 1000W High Pressure Sodium and convertible magnetic ballasts
If a gardener is starting with a low pH source water (typical of R/O water)
Slightly thicker blade for increased durability and longer teeth with wider spacing for better reach make it more effective and versatile than the previous version
Aptus Mineral-CalMag, 5 Liter Container Size:1 Liter 65 psi / 4Mineral Calmag is an ultra clean, pH stable, high performance calcium & magnesium supplement for indoor and outdoor cultivation. Mineral Calmag is compatible with all base nutrients and will last a minimum of 14 days in a nutrient tank or reservoir with no signs of degradation. Key Ingredients Nitrogen: Crucial element in chlorophyll, crucial component of plant amino acids. Calcium: Integral structural element to plant cells. Magnesium: Central
