18x24x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 6 Pack Nutriants Already blended with correct proportions

Already blended with correct proportions of perlite and pumice for excellent drainage and a vigorous root system

Suitable for packaging processed product including bulk dried medicinal herbs and harvested materials

Hydroponics: Mix 2 ml per gallon in non-chlorinated water

Zenport QZ413 is a multi-use tool that is great for the professional & hobby gardener alike

It can be sprayed on

18x24x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 6 Pack Nutriants Already blended with correct proportionsNordic 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