14x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack Plant Care/Pest & Disease Control All-natural biological plant extract to

All-natural biological plant extract to boost the plant defense mechanisms against certain fungal and bacterial diseases to improve overall plant health

Shipping Weight - 28LBS

The top layer is thicker

🏞️ Environmental Field Scientists – Collect consistent data without the need for soil processing

14x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack Plant Care/Pest & Disease Control All-natural biological plant extract toNordic 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