12x25x1 Pleated MERV 13 Air Filters 12 Pack Grow1 5' Steel Stake These seed starting trays are

These seed starting trays are made out of food safe polypropylene plastic

which is designed to keep roots aerated

Purpinator 60 Liter (1/CS)

Not hydrophobic

It kills the eggs

12x25x1 Pleated MERV 13 Air Filters 12 Pack Grow1 5' Steel Stake These seed starting trays areNordic 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