16x24x 1/2 Half Inch Ring Panel MERV 10 Furnace Air Filters 6 Pack Chemicals The Max-Fan™is an inline mixed

The Max-Fan™is an inline mixed flow fan capable of medium to high static pressure

The relays are activated when the pH exceeds the set point or TDS falls below the desired value

Hydroponics: 2–3 tsp per gallon for recirculating systems

Package Dimensions: 11 x 8

Nordic Pure 12x30x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

16x24x 1/2 Half Inch Ring Panel MERV 10 Furnace Air Filters 6 Pack Chemicals The Max-Fan™is an inline mixedNordic 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