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This line of time-tested activated carbon air filters sets the standard for long life
But the general trend is valid for most applications
Original and Silver Bullet systems
*OTHER COMPONENTS SOLD SEPARATELY
Green Planet Ph Up - 1 QT / 1 L - Case of 12 veg-and-bloom This line of time-tested activatedGreen Planet pH Up is our highly concentrated premium base formula made to help maintain and increase the pH of a nutrient solution. Adjusting the pH to the optimal levels ensures your plants uptake the proper nutrients needed for all stages of growth. HOW IT WORKS pH is a measurement of the acidity or alkalinity of your water or nutrient solution on a scale of 0 14. The level of your pH is an essential factor in deciding which nutrients are available
