24x24x1 Pleated MERV 12 Air Filters 3 Pack grow-systems-trays-reservoirs 2 RAW Phosphorus - 8

2 RAW Phosphorus - 8 oz

The combination of coir and extra perlite give Tropicoco Fast Draining the advantage of fast drainage

reservoir size of 25 gallons is sufficient for almost any set up

In contrast

24x24x1 Pleated MERV 12 Air Filters 3 Pack grow-systems-trays-reservoirs 2 RAW Phosphorus - 8Nordic Pure MERV 12 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 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different