Bluelab Combo Meter free-shipping Provides plenty of air when

Provides plenty of air when cooling is required

or a pipe substructure is fast and easy using #10 stainless steel screws

Rated for 10amp max current and is 120V only

The tray can be filled with grit or capillary matting if preferred

Power cord

Bluelab Combo Meter free-shipping Provides plenty of air whenThe fundamental parameters of pH, conductivity and temperature all play a pivotal role in driving optimal plant health. By regularly measuring the fundamentals, the Bluelab Combo Meter will enable you to optimize your plants nutrient uptake. While conductivity indicates the total amount of nutrients in your solution, pH (potential Hydrogen) shows how acidic or alkaline your medium is, which determines nutrient absorption. Temperature affects your