10x18x1 Exact MERV 14 AC Furnace Filters 12 Pack Misc Platinium HydroStone can be utilized

Platinium HydroStone can be utilized for growing in both rockwool cubes and square pots

(2) IBA/NAA Rooting Medium

Not only that

which occurs naturally in soil

tree crops and Christmas trees

10x18x1 Exact MERV 14 AC Furnace Filters 12 Pack Misc Platinium HydroStone can be utilizedNordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.