Bluelab PPM Conductivity Pen Carbon Filters 5-10 centimeter of distance to

5-10 centimeter of distance to the plant

is known to stimulate flowering while ensuring your crop remains toxin-free

With accessories like a waterproof floor tray

Must Stick to MAP Pricing

most flavorful

Bluelab PPM Conductivity Pen Carbon Filters 5-10 centimeter of distance toBluelab PPM (Parts Per Million) Pen Testing Meter for Hydroponics and Solution Measuring Bluelab PPM Pen is the latest innovation for hand held conductivity meters and the ultimate handy solution for measuring conductivity. Hydroponic growing lets you give the best care possible to your plants. The quality of care is in your control. The Bluelab ppm Pen provides a compact, quick and handy way to manage the success of your crops to ensure they have the