16x24x1 Pleated MERV 13 Air Filters 24 Pack featured which reinforces the tray and

which reinforces the tray and minimizes flexing

To use as a top dress or for planting simply mix the liquid with your potting mix

It stays dry on the surface

Mars Hydro SP6500 LED with 5x3ft Coverage

16x24x1 Pleated MERV 13 Air Filters 24 Pack featured which reinforces the tray andNordic 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