Growth Science Base A - 55 GAL / 208 L co2 The Bluelab pH Probe has

The Bluelab pH Probe has a double junction reference which provides a longer life than many other pH probes and is a gel filled non-refillable probe

Included fittings: 1/2"

Pumps at the rate of 1100 gallons per hour

and gives you the power to break free from reliance on seasonal labor

Built to Last

Growth Science Base A - 55 GAL / 208 L co2 The Bluelab pH Probe hasBase A and B from Growth Science is the foundation for your grow. The two part base formulation offers superior results at 50 85% of the run cost of other competitors with a simple system that makes dialing in your grow easy. Base A contains nitrogen and key micronutrients like calcium and magnesium to support essential plant function and encourage vegetative growth. Base B brings phosphorus, potassium, and key micronutrients specifically selected to