18x24x4 (3 5/8) Pleated MERV 13 Air Filters 2 Pack LED Highly effective in nutrient-deficient soils

Highly effective in nutrient-deficient soils and for container or hydroponic plants

Lower your operating costs and improve your cultivation environment with cool & efficient horticultural lighting that stacks layers upon layers with practically zero radiant heat and efficacy surpassing 2

and extremely short intermodal spacing

Can Be Used: Before Planting/Season Starter

18x24x4 (3 5/8) Pleated MERV 13 Air Filters 2 Pack LED Highly effective in nutrient-deficient soilsNordic Pure 18x24x4 Pleated Air Filters MERV 13 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, smoke particles, smog, virus carriers, bacteria, mold spores and other contaminants are removed. All Nordic Pure pleated air filters are manufactured using a