14x25x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 6 Pack hydro-components the automatic shutoff prevents overflow

the automatic shutoff prevents overflow if the reservoir fills

Internal Check Valve

Records high and low CO2 levels

5-pounds/0

25 Liter volume

14x25x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 6 Pack hydro-components the automatic shutoff prevents overflowNordic 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