16x20x 1/2 Half Inch Ring Panel MERV 10 Furnace Air Filters 6 Pack Sea Green Hydro Nutrient Line Alpha is also

Nutrient Line Alpha is also designed to allow plants to easily absorb everything needed within a wide pH range

The AC Infinity axial fans are UL recognized under certificate E503903

Available in 2' or 4' systems

The Dosatron Doser operates by using water pressure as the power source (no electricity needed)

• Accuracy ± 0

16x20x 1/2 Half Inch Ring Panel MERV 10 Furnace Air Filters 6 Pack Sea Green Hydro Nutrient Line Alpha is alsoNordic Pure Half Inch Ring Panel AC Furnace Air Filters consist of an internal frame bonded between flat layers of two different types of electrostatically charged HVAC furnace filter media. The first layer is a high capacity, polyester filter material which acts as a pre filter, capturing large airborne particles. The second, more efficient, layer is a MERV rated smooth poly blend filter material. The electrostatic charge works as a magnet to draw in