14x18x1 Exact MERV 13 AC Furnace Filters 6 Pack cloning-and-seed-starting these units are perfect for

these units are perfect for both residential and hydroponic applications

METEOR STORM

8g/w (power draw)

all while the Gro-Block Improved maintains its structure

If you’ve been looking for a soilless media that you can use with a customized feeding program

14x18x1 Exact MERV 13 AC Furnace Filters 6 Pack cloning-and-seed-starting these units are perfect forNordic Pure MERV 13 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200