12x20x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 6 Pack Lamps 80 x PotPro™ | 6"

80 x PotPro™ | 6" Tall (1 Gallon)

Measurement Range: 0-9990 µS

Pre-load a second Drum ready for your next batch

Full Ceramic Carts 1ml White (100-pack)

A replacement probe for Bluelab Combo and pH Meters

12x20x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 6 Pack Lamps 80 x PotPro™ | 6"Nordic 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