Advanced Nutrients Sensi Grow B (23L)

As an expert in the industry, we have developed Advanced Nutrients Sensi Grow B (23L) - a revolutionary base nutrient formula with built-in pH control. No more pH ups or downs, no more expensive pens or constant calibration. It's like having 5 premium products in 1, saving you hundreds of dollars a month. Keep your pH levels perfect 24/7 with ease.