16x28x6 Aprilaire Space-Gard 2400 Replacement Part 401 MERV 8 Air Filters 1 Pack nutrients-and-supplements 25Max dry volume (cubic cm

25Max dry volume (cubic cm / cubic in): 68

Total Grow Control EC Probe

Buffer against salt and high EC conditions associated with poor soil or heavy feeding

this growing media is ideal for fast-growing annuals

internal battery and features LED status indicator for low battery power

16x28x6 Aprilaire Space-Gard 2400 Replacement Part 401 MERV 8 Air Filters 1 Pack nutrients-and-supplements 25Max dry volume (cubic cmNordic Pure 16x28x6 Aprilaire Space Gard 2400 Replacement Air Filters Part 401 MERV 8 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 filters