20x25x6 Aprilaire Space-Gard 2200 Replacement Part 201 MERV 12 Air Filters 1 Pack biological fertilizer Internal capacity markings

Internal capacity markings

The mat at the start of the chain must be an MTMDU

Ideal for tomatoes

It is essential when growing with a hydroponic solution to KNOW what the strength of the solution is before feeding your plants AND while they are growing

Packaging Dimensions - 20

20x25x6 Aprilaire Space-Gard 2200 Replacement Part 201 MERV 12 Air Filters 1 Pack biological fertilizer Internal capacity markingsNordic Pure 20x25x6 Aprilaire Space Gard 2200 Replacement Air Filters Part 201 MERV 12 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your workspace or office. Each time air passes through a Nordic Pure Pleated ASG replacement furnace filter, lint, household dust, pollen, dust mites, pet dander, bacteria, mold spores and other contaminants are removed. All Nordic Pure pleated air