8x28x1 Exact MERV 10 AC Furnace Filters 6 Pack dis Cultilene Cultiwool Blocks have an

Cultilene Cultiwool Blocks have an optimum air/water ratio for healthy root growth and allow for great continued rooting thanks to the extremely even distribution of water and EC

It can be used during in all stages of growth

healthy leaves

Anti-Drip Properties

It uses professional grade aluminum that resists most conditions including extreme temperatures

8x28x1 Exact MERV 10 AC Furnace Filters 6 Pack dis Cultilene Cultiwool Blocks have anNordic Pure MERV 10 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, allergens and other contaminants are removed. MERV 10 furnace filters are comparable to HVAC filters with the rating of MPR 900 1000. While different companies